Acronyms

• Hairston, Smith, Slobodkin, the authors of an influential paper (referred to as HSS) on trophic cascades
  Trophic cascade
  Trophic cascades occur when predators in a food web suppress the abundance of their prey, thereby releasing the next lower trophic level from predation...
  
  .
• Harmony School of Science
  Harmony School of Science
  Harmony School of Science - Houston is a college-preparatory charter school system in Texas. The Harmony schools are founded, organized, and operated by the non-profit Cosmos Foundation...
  
  , Harmony School of Science - Sugar Land, TX
• High speed steel
  High speed steel
  High speed steelMost copyeditors today would tend to choose to style the unit adjective high-speed with a hyphen, rendering the full term as high-speed steel, and this styling is not uncommon . However, it is true that in the metalworking industries the styling high speed steel is long-established...
  
  , a type of tool steel with high cutting speed potential
• High strength steel, more commonly referred to as high-strength low-alloy steel (HSLA steel), a type of steel with high yield and tensile strength
• High-Speed Serial Interface
  High-Speed Serial Interface
  The High-Speed Serial Interface is a differential ECL serial interface standard developed by Cisco Systems and T3plus Networking primarily for use in WAN router connections...
  
  , a serial interface standard developed by Cisco Systems and T3plus Networking
• Hollow structural section
  Hollow structural section
  A hollow structural section is a type of metal profile with a hollow tubular cross section. In some countries they are referred to instead as a structural hollow section ....
  
  , a construction material
• Home Subscriber Server, one of the components of the IP Multimedia Subsystem, a central database for subscriber information.
• Horizontally Scalable Systems
• Hospital for Special Surgery
  Hospital for Special Surgery
  Hospital for Special Surgery is a hospital in New York City that specializes in orthopedic surgery and the treatment of rheumatologic conditions....
  
  , a hospital in New York City.
• Hotel Software Systems, a company owned by Advantage Management Software, LLC. Specializes in hotel property management applications.
• Hot Spot Shield, a free VPN
  Virtual private network
  A virtual private network is a network that uses primarily public telecommunication infrastructure, such as the Internet, to provide remote offices or traveling users access to a central organizational network....
  
   service
• Humanities and Social Sciences as a collective name for these academic disciplines (as opposed to STM, Science, Technology and Medicine )
• Humbucker-Single-Single, an arrangement of guitar pickups.
• Hypersensitive site
  Hypersensitive site
  A hypersensitive site is a short region of chromatin and is detected by its super sensitivity to cleavage by DNase I and other various nucleases...
  
  s in cell biology
  Cell biology
  Cell biology is a scientific discipline that studies cells – their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division and death. This is done both on a microscopic and molecular level...
  
   or genetics
  Genetics
  Genetics , a discipline of biology, is the science of genes, heredity, and variation in living organisms....
  
  
• Hyper-Sonic-Sound Technology
• Hypothetical Stream Scheduler, A hypothetical delivery mechanism for the timing and data flow of the input of a bitstream into the hypothetical reference decoder. The HSS is used for checking the conformance of bitstream or a decoder.
• Sikorsky HSS US Navy helicopter, see Sikorsky H-34.
• High Shutter Speed, see High speed photography
  High speed photography
  High speed photography is the science of taking pictures of very fast phenomena. In 1948, the Society of Motion Picture and Television Engineers defined high-speed photography as any set of photographs captured by a camera capable of 128 frames per second or greater, and of at least three...
  
  

Organizations

• High-speed Sea Service - a fast catamaran-style ferry developed & operated by Stena Line
• Hindu Swayamsevak Sangh
  Hindu Swayamsevak Sangh
  The Hindu Swayamsevak Sangh is an organization that engages in community activities, social services and religious work amongst the adherents of any religion across the world....
  
   - overseas Hindu cultural association
• Home Security Store
  Home Security Store
  Home Security Store is a consumer electronics company specializing in home security and home automation products. Founded in 1995, it is based in Riverside, California. All of the company's products can be installed and operated by consumers.-History:...
  
   - located in California
• History of Science Society
  History of Science Society
  The History of Science Society is the primary professional society for the academic study of the history of science.It was founded in 1924 by George Sarton and Lawrence Joseph Henderson, primarily to support the publication of Isis, a journal of the history of science Sarton had started in 1912....
  
   - an international scholarly society dedicated to understanding science, technology, medicine, and their interactions with society in historical context
• Holy Spirit School of Tagbilaran
  Holy Spirit School of Tagbilaran
  The Holy Spirit School of Tagbilaran , most commonly known simply as Holy Spirit or madre, is a private, Catholic, secondary, co-educational institution in Tagbilaran City, Bohol, Philippines. It is run by the Missionary Sisters Servants of the Holy Spirit, also known as the SSpS congregation or...
  
   - located in the Philippines
• Hospital for Special Surgery
  Hospital for Special Surgery
  Hospital for Special Surgery is a hospital in New York City that specializes in orthopedic surgery and the treatment of rheumatologic conditions....
  
   - a hospital in New York City renowned worldwide in the field of orthopedic surgery
• Howard Stern Show
• Hrvatska seljačka stranka
  Croatian Peasant Party
  The Croatian Peasant Party is a center and socially conservative political party in Croatia.-Austria-Hungary:The Croatian People's Peasant Party was formed on December 22, 1904 by Antun Radić along with his brother Stjepan Radić. The party contested elections for the first time in the Kingdom of...
  
   - the Croatian spelling of the Croatian Peasant Party, a political party in Croatia
• Hughes Satellite Systems
  Boeing Satellite Development Center
  The Boeing Satellite Development Center is a major business unit of Boeing Defense, Space & Security. It brought together Boeing satellite operations with that of GM Hughes Electronics' Space and Communications division.-History:...
  
   - now Boeing Satellite Development Center
• Humanist Society of Scotland
  Humanist Society of Scotland
  The Humanist Society of Scotland is a Scottish voluntary charitable organisation that promotes humanist views. It is a member of the European Humanist Federation and the International Humanist and Ethical Union.-History and aims:...
  
  
• Homo Sapiens Sapiens
• HSS Hire Service Group Limited
  HSS Hire
  HSS Hire Service Group Limited is a supplier of tool and equipment hire in the UK and Ireland, as well as being a logistical and technical partner to businesses of all sizes. Operating under the banner of HSS Hire, the Group has a network of over 250 outlets. HSS Hire originated in Kensington, west...
  
  - UK-based equipment and toolhire business