RO

Places

• Rondônia
  Rondônia
  Rondônia is a state in Brazil, located in the north-western part of the country. To the west is a short border with the state of Acre, to the north is the state of Amazonas, in the east is Mato Grosso, and in the south is Bolivia. Its capital is Porto Velho. The state was named after Candido Rondon...
  
  , a state in Brazil

• Ro, Greece, an island in Dodecanese Prefecture, South Aegean

• Ro, Emilia–Romagna, a comune in the Province of Ferrara

• Romania
  Romania
  Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...
  
  , ISO 3166-1 country code
  • .ro
    .ro
    .ro is the Internet country code top-level domain for Romania. It is administered by the National Institute for R&D in Informatics. As of December 2007, about 250,000 domains were registered under the .ro domain. In June 2008 there were around 6.8 million Google results for the .ro domain...
    
    , the country code top level domain (ccTLD) for Romania

People

• Randy Orton
  Randy Orton
  Randal Keith "Randy" Orton is an American professional wrestler and actor. He is signed to WWE wrestling on its SmackDown brand...
  
  , an American wrestler
• Ro (name), a diminutive form of the Irish given name Ronan
• Ro (pharaoh), an Egyptian pharaoh

Arts and entertainment

• Ragnarok Online
  Ragnarok Online
  Ragnarok Online , often referred to as RO, is a massively multiplayer online role-playing game or MMORPG created by GRAVITY Co., Ltd. based on the manhwa Ragnarok by Lee Myung-jin. It was first released in South Korea on 31 August 2002 for Microsoft Windows and has since been released in many other...
  
  , a South Korean computer game
• Red Orchestra: Combined Arms, a modification for the American computer game Unreal Tournament 2004
• Red Orchestra: Ostfront 41-45
  Red Orchestra: Ostfront 41-45
  Red Orchestra: Ostfront 41-45 is a tactical first-person shooter computer game based on its predecessor Red Orchestra Mod. After winning the Make Something Unreal contest, the team behind the original Red Orchestra started the game studio Tripwire Interactive...
  
  , an American computer game
• Regnum Online
  Regnum Online
  Regnum Online is a fantasy massively multiplayer online role-playing game developed by NGD Studios, a game development studio located in Argentina. This game is also known as "Realms Online" in America...
  
  , an Argentinian computer game
• RO (game)
  RO (game)
  RO is a puzzle game first developed for the BREW development platform in 2006 and for the iPhone platform in 2008.- History :RO was initially created as part of a larger unpublished FMV game titled, "Red Sky", which was proposed to Trilobyte Inc in 1996....
  
  , an American puzzle video game
• Ro Laren
  Ro Laren
  Ro Laren is a recurring fictional character on Star Trek: The Next Generation, played by Michelle Forbes.Ro Laren was also planned to be a main character in the two following Star Trek television shows, Star Trek: Deep Space Nine and Star Trek: Voyager...
  
  , a character in the American TV series Star Trek: The Next Generation

Acronyms

• Junior Reserve Officers' Training Corps
  Junior Reserve Officers' Training Corps
  The Junior Reserve Officers' Training Corps is a Federal program sponsored by the United States Armed Forces in high schools across the United States...
  
  , an American armed forces training program
• Radical Orthodoxy
  Radical orthodoxy
  Radical Orthodoxy is Christian theological and philosophical school of thought which makes use of postmodern philosophy to reject the paradigm of modernity...
  
  , an English Christian theology
• Radio occultation
  Radio occultation
  Radio occultation is a remote sensing technique used for measuring the physical properties of a planetary atmosphere. It relies on the detection of a change in a radio signal as it passes through the planet's atmosphere i.e. as it is occulted by the atmosphere. When electromagnetic radiation...
  
  , a technique for measuring the properties of an atmosphere
• Reach Out (non-profit), an Australian information website
• Read-only access, a computer software attribute
• Read-only memory
  Read-only memory
  Read-only memory is a class of storage medium used in computers and other electronic devices. Data stored in ROM cannot be modified, or can be modified only slowly or with difficulty, so it is mainly used to distribute firmware .In its strictest sense, ROM refers only...
  
   (ROM), a computer storage medium
• Receive only, a type of teleprinter
• Red Orchestra (espionage), a series of Soviet espionage rings
• Relaxation oscillator
  Relaxation oscillator
  A relaxation oscillator is an oscillator based upon the behavior of a physical system's return to equilibrium after being disturbed. That is, a dynamical system within the oscillator continuously dissipates its internal energy...
  
  , an electronic oscillator
• Renewables Obligation
  Renewables Obligation
  The Renewables Obligation is designed to encourage generation of electricity from eligible renewable sources in the United Kingdom. It was introduced in England and Wales and in a different form in Scotland in April 2002 and in Northern Ireland in April 2005, replacing the Non-Fossil Fuel...
  
  , a British order requiring electricity generation from renewable sources
• Reserve Officers' Training Corps
  Reserve Officers' Training Corps
  The Reserve Officers' Training Corps is a college-based, officer commissioning program, predominantly in the United States. It is designed as a college elective that focuses on leadership development, problem solving, strategic planning, and professional ethics.The U.S...
  
  , an American armed forces training program
• Restraining order
  Restraining order
  A restraining order or order of protection is a form of legal injunction that requires a party to do, or to refrain from doing, certain acts. A party that refuses to comply with an order faces criminal or civil penalties and may have to pay damages or accept sanctions...
  
  , a form of legal injunction
• Reverse osmosis
  Reverse osmosis
  Reverse osmosis is a membrane technical filtration method that removes many types of large molecules and ions from solutions by applying pressure to the solution when it is on one side of a selective membrane. The result is that the solute is retained on the pressurized side of the membrane and...
  
  , a filtration method
• Right only, a method of manipulating stereophonic sound
• RO (airline), a code for the Romanian airline TAROM
  TAROM
  S.C. Compania Națională de Transporturi Aeriene Române TAROM S.A., doing business as TAROM Romanian Air Transport, is the flag carrier and oldest currently operating airline of Romania. The brand name is an acronym for...
  
  
• RO (country), a country code for Romania
  Romania
  Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...
  
  
• ro (language code), a code for the Romanian language
  Romanian language
  Romanian Romanian Romanian (or Daco-Romanian; obsolete spellings Rumanian, Roumanian; self-designation: română, limba română ("the Romanian language") or românește (lit. "in Romanian") is a Romance language spoken by around 24 to 28 million people, primarily in Romania and Moldova...
  
  
• Royal Ordnance
  Royal Ordnance
  Royal Ordnance plc was formed on 2 January 1985 as a public corporation, owning the majority of what until then were the remaining United Kingdom government-owned Royal Ordnance Factories which manufactured explosives, ammunition, small arms including the Lee-Enfield rifle, guns and military...
  
  , a British armaments manufacturer
• Russian Orthodox, a Russian church
• Rough Opening, Framing (construction)
  Framing (construction)
  Framing, in construction known as light-frame construction, is a building technique based around structural members, usually called studs, which provide a stable frame to which interior and exterior wall coverings are attached, and covered by a roof comprising horizontal ceiling joists and sloping...
  
  

Other uses

• Autoantigen Ro, a protein
• Ro (kana)
  Ro (kana)
  ろ, in hiragana, or ロ in katakana, is one of the Japanese kana, each of which represents one mora. The hiragana is written in one stroke, katakana in three. Both represent the sound and both have origins from the Chinese character 呂...
  
  , a Japanese character
• Ro (language), an American artificial language
• Ro (title)
  Ro (title)
  Ro is a title used by Fijian chiefs in the Province of Rewa, as well as parts of Naitasiri, Namosi, and Serua. Both males and females are so styled; in other areas of Fiji, male chiefs are titled Ratu and female chiefs, Adi....
  
  , a Fijian noble title
• Ro (volume), an Egyptian unit of measurement

See also

• R0 (disambiguation)
• Rho (disambiguation)
  Rho (disambiguation)
  -Symbols:in mathematics* Spectral radius in a spherical coordinate systemin physics* Density of a material* Volume charge density* Resistivity of a material* Rho meson, \rho^+, \rho^0, \rho^-in chemistry* The reaction constant in the Hammett equation...
  
  
• ROH (disambiguation)
• Ro-ro