In sports

• Ace (baseball)
  Ace (baseball)
  In baseball, an ace is the best starting pitcher of any team and nearly always the first pitcher in his starting rotation. Barring injury or exceptional circumstances, an ace usually always starts on Opening Day...
  
  , the best starting pitcher on a baseball team
• Ace (golf), a hole in one
• Ace (tennis)
  Ace (tennis)
  In tennis, an ace is a legal serve that is not touched by the receiver, winning the point.In professional tennis, aces are generally seen on a player's first serve, where the server can strike the ball with maximum force and take more chances with ball placement .The most common placement of an ace...
  
  , a point won by the server without contest
• Alaska Aces (ECHL), a minor league ice hockey team in the U.S. state
• Alaska Aces (PBA)
  Alaska Aces (PBA)
  The Alaska Aces is a professional basketball team in the Philippine Basketball Association since 1986 under the ownership of the Alaska Milk Corporation and the owner of 13 PBA championships with the 2010 PBA Fiesta Conference as their latest...
  
  , a Philippine Basketball Association team
• Belle Vue Aces
  Belle Vue Aces
  The Belle Vue Aces are a British speedway team from Manchester in the north west of England.-Brief history:Racing first took place in 1928 at the Belle Vue greyhound stadium in Kirkmanshulme Lane before moving the following year to a specially built stadium nearby on Hyde Road. The club raced there...
  
  , an English motorcycle speedway team
• Cornwall Aces
  Cornwall Aces
  The Cornwall Aces were the AHL affiliate of the NHL's Quebec Nordiques from 1993 to 1995, and the relocated Colorado Avalanche in 1995–96. They were based in the eastern Ontario city of Cornwall, and played at the Ed Lumley Arena inside the Cornwall Civic Complex...
  
  , a former professional hockey team
• Dallas Aces
  Dallas Aces
  The Dallas Aces were the world's first professional bridge team, organized by Dallas businessman Ira Corn in 1968...
  
  , the world's first professional bridge team
• Evansville Purple Aces
  Evansville Purple Aces
  The Evansville Purple Aces represent the University of Evansville in NCAA Division I sports.-Purple Aces and Ace Purple:The University of Evansville's nickname, the Aces, was acquired after an opposing coach cracked a joke after losing to the Evansville College Pioneers in the 1920s...
  
  , the intercollegiate athletics program of the University of Evansville
• Lower Merion High School Aces, the athletics teams at Lower Merion High School near Philadelphia
• Quebec Aces
  Quebec Aces
  The Quebec Aces, also known in French as Les As de Québec, were an amateur and later a professional men's ice hockey team from Quebec City, Quebec. The Aces were founded in 1928, and played until 1971. The team played home games at the Quebec Coliseum from 1930 to 1971.The Aces were Allan Cup...
  
  , a professional hockey team
• Reno Aces
  Reno Aces
  The Reno Aces are a minor league baseball franchise based in Reno, Nevada, in the United States. The team is a member of the Pacific Coast League and is the Triple-A affiliate of the Arizona Diamondbacks....
  
  , a Minor League Baseball team in the Pacific Coast League based in Reno, Nevada
• Northeast League Aces
  Northeast League Aces
  The Northeast League Aces were a traveling team in the Northeast League in the 2004 season to replace the Allentown Ambassadors....
  
  , a team in the Canadian American Association of Professional Baseball
• Ace formation, another term for the single set back formation in American football

In entertainment

• American Cinema Editors
  American Cinema Editors
  Founded in 1950, American Cinema Editors is an honorary society of film editors that are voted in based on the qualities of professional achievements, their education of others, and their dedication to editing itself. The society is not to be confused with an industry union, such as the I.A.T.S.E...
  
   (ACE), an honorary society of film editors
• Ace Books
  Ace Books
  Ace Books is the oldest active specialty publisher of science fiction and fantasy books. The company was founded in New York City in 1952 by Aaron A. Wyn, and began as a genre publisher of mysteries and westerns...
  
  , a publisher of science fiction and fantasy novels
• Ace Comics
  Ace Comics
  Ace Comics was a comic book series published by David McKay Publications between 1937 and 1949 — starting just before the Golden Age era of comics...
  
  , a comic book series
• ACE (games magazine)
  ACE (games magazine)
  ACE was a multi-format computer and video game magazine first published in the United Kingdom by Future Publishing and later acquired by EMAP.-History:...
  
  
• ACE Awards, later renamed the CableACE Awards
• New York Latin ACE Awards
  New York Latin ACE Awards
  New York Latin ACE Awards are given annually to honor achievement in Latino cinema, television, radio and theatre by an organization of New York-based Hispanic journalists and correspondents....
  
  
• Ace and Vis
  Ace and Vis
  Ace and Vis, aka The Troublemakers of Radio, are BBC 1Xtra radio DJs and television presenters from south-east London. They met whilst studying at the BRIT School in London....
  
  , British radio presenters
• Another Century's Episode
  Another Century's Episode
  , abbreviated as A.C.E., is a mecha action video game produced by Banpresto and developed by From Software. It was released for the PlayStation 2 on January 27, 2005....
  
  , a 2005 video game for the PlayStation 2
• Ace Online
  Ace Online
  Ace Online is a free-to-play massively multiplayer online game , 3D shooter, developed by MasangSoft and owned by YD Online Corp.-History:...
  
  , a flight-based online roleplaying game

In music

• Aces (album), an album by Suzy Bogguss
  • "Aces" (song)
    Aces (song)
    "Aces" is a single by American country music artist Suzy Bogguss. Released in March 1992, it was the third single from her album Aces. The song reached #9 on the Billboard Hot Country Singles & Tracks chart in July 1992.-Chart performance:...
    
    , the title track
• Ace (Ian Van Dahl album)
  Ace (Ian Van Dahl album)
  Ace is the debut studio album by the Belgian dance music act known as Ian Van Dahl, released in 2002. The album contains four songs that reached the top 20 of the UK singles chart: "Will I" ; "Reason" ; "Try" ; and their biggest hit single, "Castles In The Sky", which reached #3 in the UK and spent...
  
  
• Ace (Bob Weir album)
  Ace (Bob Weir album)
  Ace was the first solo album by Grateful Dead rhythm guitarist Bob Weir, released in 1972.Its origins come from an offer by the Dead's Warner Bros. Records label to have band members cut their own solo records, and came out at the same time as Jerry Garcia's Garcia and Mickey Hart's Rolling Thunder...
  
  
• Ace (band)
  Ace (band)
  Ace were a British rock music band, who enjoyed moderate success in the 1970s. They are notable for their part in the early career of Paul Carrack, who later became famous as a solo artist, and as a member of several other groups...
  
  , a British rock music group
• Ace (musical)
  Ace (musical)
  ACE is a musical with a book and lyrics by Robert Taylor and Richard Oberacker, and music by Oberacker. The story is about a boy, separated from his mother, who discovers his past and himself through a series of dreams about a flying ace...
  
  
• Ace Hood
  Ace Hood
  Antoine McColister, better known by his stage name Ace Hood, is an American rapper. He is signed to DJ Khaled's label We the Best Music Group and Def Jam Recordings...
  
  , an American rapper
• The Aces (blues band)
  The Aces (blues band)
  The Aces was one of the earliest and most influential of the electric Chicago blues band in the 1950s. Led by the guitarist brothers Louis and Dave Myers, natives of Byhalia, Mississippi, the brothers originally performed under the name The Little Boys; with the subsequent addition of harmonica...
  
  
• Ace Records (UK)
  Ace Records (UK)
  Ace Records Ltd. was started in 1978. Initially the company only gained permission from the label based in Mississippi to use the name in the UK, but eventually also acquired the rights to publish their recordings. When Chiswick's pop side was licensed to EMI in 1984, Ace switched to more licensing...
  
  
• Ace Records (US)
  Ace Records (US)
  Ace Records was a record label that was started in August 1955 in Jackson, Mississippi by Johnny Vincent, with Teem Records as its budget subsidiary. Ace also had the Vin label. Its records were distributed independently until 1962 when a distribution arrangement was set up with Vee-Jay Records....
  
  
• The Aces (Jamaican group)
  The Aces (Jamaican group)
  The Aces, initially known as The Four Aces were a Jamaican vocal group who are best known for their work with Desmond Dekker, but who also recorded without him.-History:...
  
  , Jamaican vocal group who also provided backing for Desmond Dekker

Fictional characters

• Ace, an editable character in the challenge mode of the game Street Fighter EX3
  Street Fighter EX3
  Street Fighter EX3 is the third console installment in the Street Fighter EX series developed by Arika and published by Capcom. The game was released in 2000 for PlayStation 2 in Japan and North America, and subsequently released in Europe in 2001....
  
  
• Ace (Justice League), a member of the Royal Flush Gang in the Justice League animated series
• Ace (Doctor Who)
  Ace (Doctor Who)
  Dorothy Gale McShane, better known by her nickname Ace, is a fictional character played by Sophie Aldred in the long-running British science fiction television series Doctor Who...
  
  , a character in the Doctor Who television series
• Ace (G.I. Joe)
  Ace (G.I. Joe)
  Ace is a fictional character from the G.I. Joe: A Real American Hero toyline, comic books and cartoon series. He is the G.I. Joe Team's original fighter pilot and debuted in 1983.-Profile:...
  
  , a character in the G.I. Joe universe
• Ace the Bat-Hound
  Ace the Bat-Hound
  The comic book character Ace the Bat-Hound was the canine crime-fighting partner of Batman and Robin in DC Comics of the 1950s and 1960s. Ace debuted in Batman #92...
  
  , a canine crime-fighting partner of Batman
• Ace the Wonder Dog
  Ace the Wonder Dog
  Ace the Wonder Dog was a German Shepherd that acted in several films and film serials from 1938 to 1946. His first appearance was in the 1938 Lew Landers film...
  
  , a canine actor active in the 1930s and 1940s
• Ace Blackwell, character in Half & Half
• Ace Bunny, character in Loonatics Unleashed
• Ace Lightning (character)
  Ace Lightning (character)
  Ace Lightning is the protagonist of the BBC children's television show of the same name. A superhero from the Sixth Dimension, Ace is really a character from a video game and is brought to life to carry out the game's storyline in the real world...
  
  , character in Ace Lightning
• John "Ace" Merrill, the main antagonist of Stephen King's The Body
  The Body (novella)
  The Body, or Fall from Innocence, is a novella by Stephen King, originally published in King's 1982 collection Different Seasons and in 1986 adapted into the acclaimed film Stand by Me...
  
  
• Portgas D. Ace, character in One Piece
• Ace Rimmer or Arnold Rimmer, character in Red Dwarf
• Ace Ventura
  Ace Ventura
  Ace Ventura is a fictional character, created by screenwriters Jack Bernstein, Tom Shadyac and Steve Oedekerk. Ace was played by Jim Carrey in the films He was voiced by Michael Daingerfield in the animated television series.-Biography:Ace is a...
  
  , character in Ace Ventura media
• Acid Ace, a supporting character in Mega Man Star Force 3
• Ultraman Ace
  Ultraman Ace
  is the 5th show in the Ultra Series. Produced by Tsuburaya Productions, the series aired on Tokyo Broadcasting System from April 7, 1972 to March 30, 1973, with a total of 52 episodes....
  
  , character from the Japanese television drama of the same name

In transportation

• HMS Ace (P414)
  HMS Ace (P414)
  HMS Ace was the name allocated to an of the Royal Navy which was laid down on 3 December 1943 and launched at Devonport Dockyard on 14 March 1945 during the Second World War....
  
  , an Amphion-class submarine of the Royal Navy

Air transportation

• Ace Aircraft Manufacturing Company
  Ace Aircraft Manufacturing Company
  The Ace Aircraft Manufacturing Company was established in Wichita, Kansas in 1929 by Orland Corben to market the world's first homebuilt aircraft, a machine of his own design called the Baby Ace...
  
  , makers of homebuilt aircraft
• ACE Aviation Holdings
  ACE Aviation Holdings
  ACE Aviation Holdings Inc. is a Canadian holding company that provides commercial airline service and technical support and is the parent company of Air Canada. It is headquartered in Montreal.-History:...
  
  , the parent company of Air Canada
• Aviation Centre of Excellence
  Aviation Centre of Excellence
  The Aviation Centre of Excellence, or ACE, is the aviation department facility for Confederation College. The state-of-the-art building comprises two large hangars, classrooms, shops, labs, and offices for the three aviation programs at the School of Aviation.Confederation College, which opened...
  
  , the aviation department facility for Confederation College, Ontario
• ACE, IATA code for Lanzarote Airport in the Canary Islands, near Arrecife
• ACES Colombia
  ACES Colombia
  ACES was an airline with its headquarters in the Edificio del Cafe in Medellín, Colombia and founded on August 30, 1971 by a group of 13 Colombian entrepreneurs, amongst them, most notably Orlando Botero Escobar and German Peñaloza Arias from Manizales and Luis H...
  
  , an airline
• Aviation combat element
  Aviation combat element
  In the United States Marine Corps, the aviation combat element or air combat element is the air arm of the Marine Air-Ground Task Force . It provides rotary-wing, tiltrotor, and fixed-wing aircraft, support equipment, pilots, maintenance personnel, as well as command and control assets to the...
  
  , the air arm of the US Marine Air-Ground Task Force
• Flying ace
  Flying ace
  A flying ace or fighter ace is a military aviator credited with shooting down several enemy aircraft during aerial combat. The actual number of aerial victories required to officially qualify as an "ace" has varied, but is usually considered to be five or more...
  
  , a military aviator credited with shooting down five or more enemy aircraft during aerial combat

Rail transportation

• Atlantic City Express Service
  Atlantic City Express Service
  ACES is an inter-city train service offered by the Borgata, Caesars Atlantic City, and Harrah's Entertainment. It is operated by New Jersey Transit under contract, and funded by the Casino Reinvestment Development Authority...
  
   (ACES), express rail line running between New York City and Atlantic City, New Jersey, U.S.A.
• Altamont Commuter Express
  Altamont Commuter Express
  The Altamont Commuter Express is a regional rail service in California connecting Stockton with San Jose....
  
  , a commuter train service in the San Francisco Bay Area connecting Stockton with San Jose
• Atlantic Coast Express
  Atlantic Coast Express
  The Atlantic Coast Express was an express passenger train in England between Waterloo station, London and seaside resorts in the south-west...
  
  , an express passenger train in England
• Kintetsu 22600 series
  Kintetsu 22600 series
  The is a limited express electric multiple unit on order by Kintetsu in Japan for entry into service from 1 April 2009.Initially, 10 vehicles were introduced, at a cost of approximately 1.9 billion yen, formed as two 4-car sets and one 2-car set...
  
   "ACE", a Japanese limited express train
• EMD SD70ACe, diesel-electric locomotive

Land transportation

• Ace (1913 automobile)
  Ace (1913 automobile)
  The Ace was a British car that was built between 1912 and 1916 in Burton upon Trent, Staffordshire. It was an 8 hp light car, with a 748 cc, four-cylinder water-cooled monobloc engine with Stethnos carburettor, it had a 2-speed gearbox and chain-drive built by the same manufacturer as...
  
  , a British car built between 1912 and 1916
• Ace (1920 automobile)
  Ace (1920 automobile)
  The Ace was an American-assembled car made in Ypsilanti, Michigan by Apex Motor Corp., which emphasized "square" coachwork lines. It was built between 1920 and 1922, and used Continental and Herschell-Spillman six-cylinder engines, as well as a Gray four....
  
  , an American-assembled car made in Michigan
• Ace Motor Corporation
  Ace Motor Corporation
  Ace Motor Corporation was a motorcycle manufacturer in operation continuously in Philadelphia, Pennsylvania between 1919 and 1924 and intermittently afterward until 1927...
  
  , a motorcycle manufacturer
• AC Ace
  AC Ace
  -History:AC came back to the market after the Second World War with the staid Two-litre range of cars in 1947, but it was with the Ace sports car of 1953 that the company really made its reputation in the post war years...
  
  , a sports car from AC Cars
• Alternative Chassis Engineering, a UK bus manufacturer best known for building the ACE Cougar
  ACE Cougar
  ACE Cougar is a type of bus built by Alternative Chassis Engineering in the UK in the early 1990s. It did not prove successful and only two were built.-Details:The ACE Cougar was designed to use Leyland National components wherever this was possible...
  
  
• Atlantic City Expressway
  Atlantic City Expressway
  The Atlantic City Expressway is a , controlled-access toll road in New Jersey, managed and operated by the South Jersey Transportation Authority...
  
  , a toll road between Turnersville and Atlantic City in New Jersey
• M9 Armored Combat Earthmover
  M9 Armored Combat Earthmover
  The M9 Armored Combat Earthmover is a highly mobile armored tracked vehicle that provides combat engineer support to front-line forces. Its tasks include eliminating enemy obstacles, maintenance and repair of roads and supply routes, and construction of fighting positions.-History:The M9 is a...
  
  , an armored tracked vehicle
• Tata Ace
  Tata Ace
  The Tata Ace is a mini-truck launched in May 2005 by Tata Motors in India. It is in competition with the prevalent three-wheeled goods carriers from Bajaj Auto, Piaggio, Mahindra and Force Motors.-History:...
  
  , a small four wheeled truck made by the Indian company Tata

Science, technology, and medicine

• ACE (cable system)
  ACE (cable system)
  The ACE submarine communications cable is a cable system undergoing construction along the west coast of Africa between France and South Africa, planned by the ACE consortium which was initiated on June 5, 2010....
  
  , a planned undersea communications cable system to connect France and all West African coastal countries
• ACeS
  ACeS
  ACeS is a regional satellite telecommunications company based in Jakarta, Indonesia. It offers GSM-like satellite telephony services to Asian market. The coverage area includes Indonesia, Malaysia, Thailand, Philippines, Sri Lanka, Vietnam, China and India. The company operates the Garuda 1...
  
  , an Asia-specific satellite telecommunications company

Chemistry and medicine

• ACES (nutritional supplement)
  ACES (nutritional supplement)
  Antioxidant supplements with varying amounts of carotene for vitamin A, vitamin C, vitamin E and Selenium are known by the acronym, ACES...
  
  , an antioxidant supplement
• ACE unit
  ACE unit
  ACE stands for "acute care of elders". ACE units provide acute interdisciplinary care specifically oriented towards the needs of elderly individuals.-Specific ACE Units:*...
  
  , Acute Care of Elderly, a medical unit specific to the care of elderly individuals
• ACES (computational chemistry)
  ACES (computational chemistry)
  Aces II is an ab initio computational chemistry package for performing high-level quantum chemical ab initio calculations...
  
  , a computational chemistry package
• Angiotensin-converting enzyme
  Angiotensin-converting enzyme
  Angiotensin I-converting enzyme , an exopeptidase, is a circulating enzyme that participates in the body's renin-angiotensin system , which mediates extracellular volume , and arterial vasoconstriction...
  
   (ACE), an enzyme that triggers vasoconstriction
• ACE inhibitor
  ACE inhibitor
  ACE inhibitors or angiotensin-converting enzyme inhibitors are a group of drugs used primarily for the treatment of hypertension and congestive heart failure...
  
  s, pharmaceuticals that are used primarily in treatment of hypertension and congestive heart failure
• Acepromazine
  Acepromazine
  Acepromazine or acetylpromazine is a phenothiazine derivative antipsychotic drug. It was first used in humans in the 1950s, but is now little used in humans...
  
  , a drug commonly used as a sedative for animals, and (now rarely) for humans
• ACES (buffer)
  ACES (buffer)
  ACES is the common abbreviation for the compound N--2-aminoethanesulfonic acid.ACES is one of Good's buffers developed in the 1960s to provide buffers with pH ranging from 6.15-8.35 for use in various applications. With a pKa of 6.9, it is often used as a buffering agent in biological and...
  
  , the compound N-(2-Acetamido)-2-aminoethanesulfonic acid, one of Good's buffers
• Acetylcholine esterase

Computer science

• ACES (computational chemistry)
  ACES (computational chemistry)
  Aces II is an ab initio computational chemistry package for performing high-level quantum chemical ab initio calculations...
  
  , a computational chemistry package
• Ace (editor)
  Ace (editor)
  Ace is a standalone code editor written in JavaScript. The goal is to create a web-based code editor that matches and extends the features, usability and performance of existing native editors such as TextMate, Vim or Eclipse. It can be easily embedded in any web page and JavaScript application...
  
  , a code editor written in JavaScript
• ACE (editor)
  ACE (editor)
  ACE - a collaborative editor is a platform-independent, collaborative real-time editor. It is a real-time cooperative editing system that allows multiple geographically dispersed users to view and edit a shared text document at the same time.-Introduction:...
  
  , a multi-platform collaborative editor
• ACE (file format)
  ACE (file format)
  In computing, ACE is a proprietary data compression archive file format developed by Marcel Lemke, and later bought by e-merge GmbH. The peak of its popularity was 1999—2001, when it provided slightly better compression rates than RAR, which has since become more popular.-WinAce:WinAce, maintained...
  
  , a data compression and archiving format
• ACE file format
  ACE file format
  The ACE file format is a specification for storing data about genomic contigs.The Center for Bioinformatics and Computation provides a.The original ACE format was developed for use with Consed, a...
  
  , the file format specification used in genomics
• ACE (software), virtualisation software from VMware
• Adaptive Communication Environment
  Adaptive Communication Environment
  The Adaptive Communication Environment is an open-source framework used to simplify various aspects of network programming...
  
  , a cross-platform C++ framework for concurrent software
  • The ACE ORB (TAO), a free CORBA implementation based on the Adaptive Communication Environment
• Advanced Computerized Execution System
  Advanced Computerized Execution System
  Advanced Computerized Execution System - Is an NASD subscription service paid for by market makers that allows order-entry firms trading in Nasdaq Capital Market and Nasdaq global market stocks access to a market maker's internal trading system to route to them using the ACES "Pass-Through"...
  
  , an electronic order-routing system
• Advanced Computing Environment
  Advanced Computing Environment
  The Advanced Computing Environment was defined by an industry consortium in the early 1990s to be the next generation commodity computing platform, the successor to personal computers based on Intel's 32-bit instruction set architecture...
  
  , a defunct computer initiative to define a "new PC" based on MIPS CPUs instead of Intel x86
• Agent-based computational economics
  Agent-Based Computational Economics
  Agent-based computational economics is the major aspect of computational economics that studies economic processes, including whole economies, as dynamic systems of interacting agents. As such, it falls in paradigm of complex adaptive systems...
  
  , the computational study of economic processes modeled as dynamic systems of interacting agents
• Automatic Computing Engine, a 1952 British computer
• Jupiter Ace
  Jupiter ACE
  The Jupiter Ace was a British home computer of the early 1980s, produced by a company, set up for the purpose, named Jupiter Cantab. The Ace differed from other microcomputers of the time in that it used FORTH instead of the more common BASIC.- Introduction :...
  
  , a FORTH-based home computer
• ASCII Compatible Encoding, in the context of internationalized domain name
  Internationalized domain name
  An internationalized domain name is an Internet domain name that contains at least one label that is displayed in software applications, in whole or in part, in a language-specific script or alphabet, such as Arabic, Chinese, Russian, Hindi or the Latin alphabet-based characters with diacritics,...
  
  s
• Access Control Entry, a Microsoft Windows NTFS
  NTFS
  NTFS is the standard file system of Windows NT, including its later versions Windows 2000, Windows XP, Windows Server 2003, Windows Server 2008, Windows Vista, and Windows 7....
  
   security element
• ACE Workbench Foundation, a web portal framework in use at UBS AG
  UBS AG
  UBS AG is a Swiss global financial services company headquartered in Basel and Zürich, Switzerland, which provides investment banking, asset management, and wealth management services for private, corporate, and institutional clients worldwide, as well as retail clients in Switzerland...
  
  
• Automatic Content Extraction
  Automatic Content Extraction
  Automatic Content Extraction is a program for developing advanced Information extraction technologies. Given a text in natural language, the ACE challenge is to detect:...
  
  , a program for developing information extraction technology to support automatic processing of source language data

Earth and space science

• Accumulated cyclone energy
  Accumulated cyclone energy
  Accumulated cyclone energy is a measure used by the National Oceanic and Atmospheric Administration to express the activity of individual tropical cyclones and entire tropical cyclone seasons, particularly the North Atlantic hurricane season. It uses an approximation of the energy used by a...
  
  , a measure used to express the activity of hurricane seasons
• Advanced Common Evolved Stage
  Advanced Common Evolved Stage
  The Advanced Common Evolved Stage, or ACES, is a proposed upper stage rocket for use on space launch vehicles. The design concept is from the U.S. company United Launch Alliance . ACES is intended to boost satellite payloads to geosynchronous orbit or, in the case of an interplanetary space...
  
  , a proposed cryogenic second stage launch vehicle
• Advanced Crew Escape Suit
  Advanced Crew Escape Suit
  The Advanced Crew Escape Suit or "pumpkin suit", was a full pressure suit that began to be worn by Space Shuttle crews after STS-65, for the ascent and entry portions of flight. The suit is a direct descendant of the U.S...
  
  , a full pressure suit worn by space shuttle astronauts during launch and re-entry
• Advanced Composition Explorer
  Advanced Composition Explorer
  Advanced Composition Explorer is a NASA space exploration mission being conducted as part of the Explorer program to study matter in situ, comprising energetic particles from the solar wind, the interplanetary medium, and other sources. Real-time data from ACE is used by the Space Weather...
  
  , a NASA satellite launched in 1997
• Antarctic Climate and the Earth System
  Antarctic Climate and the Earth System
  Antarctic Climate and the Earth System is a science programme of the British Antarctic Survey being undertaken over the period 2005-2010...
  
  , a science programme
• Atomic Clock Ensemble in Space
  Atomic Clock Ensemble in Space
  Atomic Clock Ensemble in Space is a project led by the European Space Agency which will place an ultra-stable atomic clock on the International Space Station...
  
  , a planned ultra-stable atomic clock system for installation on the International Space Station
• Atmospheric Chemistry Experiment, a satellite mission on board the Canadian satellite SCISAT-1
  SCISAT-1
  SCISAT-1 is a Canadian satellite designed to make observations of the Earth's atmosphere. Its most important instrument is an optical Fourier transform infrared spectrometer, the ACE-FTS Instrument...
  
  

Given name or nickname

• Ace Adams
  Ace Adams
  Ace Townsend Adams was a relief pitcher in Major League Baseball who played for the New York Giants . Adams batted and threw right-handed. He was born in Willows, California....
  
   (1912 - 2006), baseball player
• Ace Backwords
  Ace Backwords
  Ace Backwords is a former underground cartoonist based in the United States.Backwords published a punk rock tabloid from 1982 to 1984 featuring interviews with Johnny Rotten, Jello Biafra, Henry Rollins, Charles Bukowski, R. Crumb, and Charles Schulz. A collection of his comics, Twisted Image,...
  
   (born 1956), underground cartoonist
• Ace Bailey
  Ace Bailey
  Irvine Wallace "Ace" Bailey was an ice hockey player who competed for the Toronto Maple Leafs during eight seasons, from 1926–1933.-Playing career:...
  
   (1903 - 1992), hockey player
• Ace Brigode
  Ace Brigode
  Athos C. Brigode was a United States dance band leader who enjoyed his greatest popularity in the 1920s.Ace Brigode was born in Illinois...
  
   (1893 - 1960), band leader
• Ace Darling (born 1974), stage name for professional wrestler Mike Maraldo
• Ace Frehley
  Ace Frehley
  Paul Daniel "Ace" Frehley is an American musician best known as the lead guitarist of the rock band Kiss. He took on the persona of the "Spaceman" or "Space Ace" when the band adopted costumes and theatrics...
  
   (born 1951), rock and roll guitarist and former member of the rock band Kiss
• Ace Gottlieb (born 1920), New York Knicks basketball player
• Ace Hood
  Ace Hood
  Antoine McColister, better known by his stage name Ace Hood, is an American rapper. He is signed to DJ Khaled's label We the Best Music Group and Def Jam Recordings...
  
   (born 1989), American rapper
• Ace Rusevski
  Ace Rusevski
  Ace Rusevski is a retired Macedonian boxer, who represented Yugoslavia at the 1976 Summer Olympics in Montreal, Canada. There he won the bronze medal in the lightweight division after being defeated in the semifinals by eventual gold medalist Howard Davis Jr...
  
   (born 1956) retired Macedonian boxer who represented Yugoslavia at the 1976 Summer Olympics
• Ace Vergel
  Ace Vergel
  Ace Vergel, born Ace York Aguilar , was a Filipino actor dubbed "The Original Bad Boy of Philippine Movies". He was the son of the late Alicia Vergel and César Ramírez, and the brother of Beverly Vergel....
  
   (1952 - 2007), Filipino actor
• Ace Young
  Ace Young
  Brett Asa "Ace" Young is an American singer, songwriter and actor. He came to national recognition upon appearing on the fifth season of the reality television talent show, American Idol, although he was eliminated from the competition on April 19, 2006, finishing in seventh place.-Early...
  
   (born 1980), finalist in the TV series American Idol
• Ace, nickname for Rich Franklin
  Rich Franklin
  Rich Jay Franklin II is an American mixed martial artist and former Ultimate Fighting Championship middleweight champion.-Background:...
  
   (born 1974), American MMA fighter
• Ace, nickname for the New York Yankees relief pitcher Alfredo Aceves
  Alfredo Aceves
  Alfredo Aceves Martínez is a Mexican professional baseball pitcher with the Boston Red Sox of Major League Baseball. He uses a fastball, which can reach the mid 90s, a curveball, a changeup, and a cut fastball. He is known for his control and his ability to throw any pitch in any count...
  
   (born 1982)
• The Ace, nickname for Judd Trump
  Judd Trump
  Judd Trump is an English professional snooker player from Bristol. He enjoyed considerable success in youth tournaments before turning professional in 2005. On 3 April 2011, Trump won his first ranking title, beating Mark Selby 10–8 in the final of the China Open...
  
   (born 1989), snooker player

Surname

• Dylan Ace
  Dylan Ace
  Dylan Ace to Cuban Native parents, is a World Renowned Latin American magician and escape artist. He was discovered at age 18 by Lance Burton, who invited him to appear as a guest artist on the television special “Lance Burton: On the Road”, which premiered on Fox...
  
   (born 1981), American magician and escape artist
• Johnny Ace
  Johnny Ace
  Johnny Ace , born John Marshall Alexander, Jr. in Memphis, Tennessee, was an American rhythm and blues singer. He scored a string of hit singles in the mid-1950s before dying of an accidental self-inflicted gunshot wound....
  
   (1929–1954), stage name of American singer John Marshall Alexander, Jr.
• Johnny Ace (born 1962), ring name of American professional wrestler John Laurinaitis
  John Laurinaitis
  John Joseph Laurinaitis is the Executive Vice President of Talent Relations for WWE and appears on WWE's Raw Brand as interim General Manager. He was previously a professional wrestler under the ring name Johnny Ace, and wrestled for such promotions as the National Wrestling Alliance and All...
  
  

Businesses and organizations

• ACE Electoral Knowledge Network
  ACE Electoral Knowledge Network
  The ACE Electoral Knowledge Network is a web portal with information on elections designed to meet the needs of people working in the electoral field.- Goals :...
  
  
• ACE Ltd.
  ACE Ltd.
  ACE Limited is the parent company of the ACE Group, a global provider of insurance products covering property and casualty, accident and health, reinsurance, travel, creditor, and life insurance. It also operates in the Lloyd's insurance market in London...
  
  , a property and casualty insurer
• ACE Team
  ACE Team
  ACE Team is an independent entertainment software developer based in Santiago, Chile. ACE Team has licensed the Source Engine to develop and distribute its debut game Zeno Clash. Most of the members of the team have experience working on PC games, the Xbox Live Arcade platform and game...
  
  , an independent entertainment software developer company
• Ace Chemical
  Ace Chemical
  Ace Chemical is a chemical company headquartered in Ansan Gyeonggi, Korea. The company also makes doors and windows....
  
  , a Korean chemical company
• Ace Cinemas, a cinema chain in Australia
• Ace Industry
  Ace Industry
  Ace Industry is a Korean chemical company headquartered in Yangju Gyeonggi, Korea.Their main product is disposable cigarette lighters, with designs using gas or electricity.....
  
  , a Korean chemical company
• Ace Tone
  Ace Tone
  Ace Electronic Industries Inc., or Ace Tone was a manufacturer of musical instruments, including electronic organs and analogue drum machines, and effects pedals. Founded in 1960 by Ikutaro Kakehashi with an investment by Sakata Shokai, Ace Tone can be considered an early incarnation of the Roland...
  
  , a manufacturer of musical instruments
• Ace Hardware
  Ace Hardware
  Ace Hardware Corporation is a hardware cooperative based in Oak Brook, Illinois, United States. ACE Hardware Corporation, with 4,444 stores, does over $3 billion in retail hardware sales annually down from its peak of $12.5 billion in 2007.-History:...
  
  
• Ace Radio
  Ace Radio
  ACE Radio is an Australian radio company, owning several AM and FM stations in Victoria.Its latest acquisition is 2AY Albury Wodonga, purchased from Macquarie Regional RadioWorks in 2005.-AM network:*1494 2AY Albury-Wodonga...
  
  , an Australian radio company
• Alliance of Confessing Evangelicals
  Alliance of Confessing Evangelicals
  The Alliance of Confessing Evangelicals is a Christian ministry which produces print and internet resources, broadcasts radio programs The Alliance of Confessing Evangelicals is a Christian ministry which produces print and internet resources, broadcasts radio programs The Alliance of Confessing...
  
  
• Alternatives for Community and Environment
  Alternatives for Community and Environment
  Alternatives for Community and Environment is an environmental justice community organization based in Boston's Dudley Square. Founded in 1994, ACE works to eradicate environmental racism and classism and achieve environmental justice...
  
  , a Boston environmental justice organization
• American Cinema Editors
  American Cinema Editors
  Founded in 1950, American Cinema Editors is an honorary society of film editors that are voted in based on the qualities of professional achievements, their education of others, and their dedication to editing itself. The society is not to be confused with an industry union, such as the I.A.T.S.E...
  
  
• American Coaster Enthusiasts
  American Coaster Enthusiasts
  The American Coaster Enthusiasts is an organization dedicated to the enjoyment and preservation of roller coasters. Membership is open to anyone with payment of yearly dues, and membership benefits may include discounted admission to certain amusement parks...
  
  
• American College of Epidemiology
  American College of Epidemiology
  The American College of Epidemiology is an American organization incorporated in 1979 to support and promote the work of American epidemiologists. It is based in Raleigh, North Carolina....
  
  
• American Copy Editors Society
  American Copy Editors Society
  The American Copy Editors Society, commonly known as ACES, is a professional not-for-profit association for copy editors at U.S. newspapers, magazines, Web sites and corporations., the group offers:*a headline contest*member directories*a newsletter...
  
  
• American Council on Education
  American Council on Education
  The American Council on Education is a United States organization, established in 1918, comprising over 1,800 accredited, degree-granting colleges and universities and higher education-related associations, organizations, and corporations....
  
  
• American Council on Exercise
  American Council on Exercise
  The American Council on Exercise is a nonprofit fitness certification and education provider.Established in 1985, ACE now operates as a full-service entity with a staff of more than 40...
  
  
• Assyria Council of Europe
  Assyria Council of Europe
  Assyria Council of Europe is a lobbying organization based in Brussels, that lobbies the European Union and other European countries on behalf of the Assyrian people worldwide.-External links:***...
  
  
• Army Corps of Engineers
• Arts Council England
  Arts Council England
  Arts Council England was formed in 1994 when the Arts Council of Great Britain was divided into three separate bodies for England, Scotland and Wales. It is a non-departmental public body of the Department of Culture, Media and Sport...
  
  
• Association for Consciousness Exploration
  Association for Consciousness Exploration
  The Association for Consciousness Exploration LLC is an American organization based in Northeastern Ohio which produces events, books, and recorded media in the fields of "magic, mind-sciences, alternative lifestyles, comparative religion/spirituality, entertainment, holistic healing, and related...
  
  
• Association for Consultancy and Engineering
  Association for Consultancy and Engineering
  Association for Consultancy and Engineering is a British business association in the field of consultancy and engineering. ACE is a member-based association of around 650 large and small firms, operating across many different disciplines....
  
  , UK business association
• Association of Latin Entertainment Critics
  Association of Latin Entertainment Critics
  The Association of Latin Entertainment Critics is a nonprofit cultural organization founded on December 12, 1967. The organization has bestowed the LatinACE awards annually since May 25, 1969...
  
  
• Astronaute Club Européen
  Astronaute Club Européen
  The Astronaute Club Européen or ACE, is a French association created on December 3rd 2005 , by Jean-Pierre Haigneré , Laurent Gathier and Alain Dupas ; and whose headquarters are located in the rooms of the Aéroclub de France...
  
  
• Australian Centre for Egyptology
  Australian Centre for Egyptology
  The Australian Centre for Egyptology is an umbrella organisation established in 1989 by Macquarie University, Sydney, Australia, in order both to coordinate Australian excavation efforts in Egypt with the Egyptian Supreme Council of Antiquities , and to promote Egyptology within the Australian...
  
  
• Auxiliary Campus Enterprises and Services, at Alfred College, United States
• ACeS
  ACeS
  ACeS is a regional satellite telecommunications company based in Jakarta, Indonesia. It offers GSM-like satellite telephony services to Asian market. The coverage area includes Indonesia, Malaysia, Thailand, Philippines, Sri Lanka, Vietnam, China and India. The company operates the Garuda 1...
  
  , the Asia Cellular Satellite System
• Ace, Latin American brand name for Tide detergent

Other uses

• ACE, the ISO 639 code for the Acehnese language
  Acehnese language
  Acehnese or Aceh is a Malayo-Polynesian language spoken by Acehnese people natively in Aceh, Sumatra, Indonesia...
  
  
• Aces (parish)
  Aces (parish)
  Aces is one of eleven parishes in Candamo, a municipality within the province and autonomous community of Asturias, in northern Spain...
  
  , in Candamo, Spain
• Ace, Texas
  Ace, Texas
  Ace is an unincorporated community in Polk County, Texas, United States. According to the Handbook of Texas, the community had an estimated population of 40 in 2000....
  
  , USA
• Aces (Beanie Baby), a Beanie Baby bear exclusive to Las Vegas
• Accelerated Christian Education
  Accelerated Christian Education
  Accelerated Christian Education is an American educational products company which produces the Accelerated Christian Education school curriculum. The home office is in Nashville, Tennessee, with a customer service and distribution center in Lewisville, Texas. According to a study, by 1980 there...
  
  , a Christian educational curriculum
• Alternative Center for Excellence
  Alternative Center for Excellence
  The Alternative Center for Excellence , formerly the Alternative Center for Education, is located in the former Locust Avenue School in Danbury, Connecticut, United States. It is an alternative high school within the city's school system, meant for at-risk students.The building itself, a brick...
  
  , an alternative public high school in Danbury, Connecticut
• Attempto Controlled English
  Attempto Controlled English
  Attempto Controlled English is a controlled natural language, i.e. a subset of standard English with a restricted syntax and a restricted semantics described by a small set of construction and interpretation rules....
  
   (ACE), a freely usable controlled natural language
• ACE Mobile Force (Land), a NATO military formation
• American Clean Energy and Security Act
  American Clean Energy and Security Act
  The American Clean Energy and Security Act of 2009 was an energy bill in the 111th United States Congress that would have established a variant of an emissions trading plan similar to the European Union Emission Trading Scheme...
  
  
• ACE bandage
• As a slang term for asexuality
  Asexuality
  Asexuality , in its broadest sense, is the lack of sexual attraction and, in some cases, the lack of interest in sex. Sometimes, it is considered a lack of a sexual orientation...