ISO is the most common abbreviation for the

International Organization for Standardization The International Organization for Standardization (ISO ) is an international standard development organization composed of representatives from the national standards organizations of member countries. Membership requirements are given in Ar ...

. ISO or Iso may also refer to:

Business and finance

* Iso (supermarket), a chain of Danish supermarkets incorporated into the SuperBest chain in 2007 * Iso Omena ("Big Apple"), a shopping center in Finland *

Incentive stock option Incentive stock options (ISOs), are a type of employee stock option that can be granted only to employees and confer a U.S. tax benefit. ISOs are also sometimes referred to as statutory stock options by the IRS. ISOs have a strike price, which i ...

, a type of employee stock option * Independent Sales Organization, a company that partners with an acquiring bank to provide merchant services *

Insurance Services Office Insurance Services Office, Inc. (ISO), a subsidiary of Verisk Analytics, is a provider of statistical, actuarial, underwriting, and claims information and analytics; compliance and fraud identification tools; policy language; information abo ...

, an American insurance underwriter *

Intermarket sweep order Intermarket sweep orders (ISO) is a type of stock market order that sweeps several different market centers and scoop up as many shares as possible from them all. These work against the order-protection rule under regulation NMS. For example, if ...

, a type of limit order on financial markets * Iso (automobile), an Italian car manufacturer

Arts and entertainment

* Isomorphic Algorithms (ISOs), a fictional race in the digital world of '' Tron: Legacy'' *

Iso (comics) Icarus Icarus (Joshua "Jay" Guthrie) is a mutant superhero. He was a member of the student body at the Xavier Institute and a member of the New Mutants training squad. Jay was the son of Thomas and Lucinda Guthrie. Thomas dies early in Jay's li ...

, a Marvel comics character

Music

* ''Iso'' (album), an album by Ismaël Lô *

Iceland Symphony Orchestra Sinfóníuhljómsveit Íslands (Iceland Symphony Orchestra) (ISO) is an Icelandic orchestra based in Reykjavík, Iceland. Its primary concert venue is the Harpa Concert Hall. The Iceland Symphony is an autonomous public institution under the aus ...

Indianapolis Symphony Orchestra The Indianapolis Symphony Orchestra (ISO) is an American orchestra based in Indianapolis, Indiana. The largest performing arts organization in Indiana, the orchestra is based at the Hilbert Circle Theatre in downtown Indianapolis on Monument Cir ...

, Indiana, US * International Symphony Orchestra, of Sarnia, Ontario and Port Huron, Michigan, US * ISO Records, a

vanity label A vanity label (see related topic on vanity press) is an informal name sometimes given to a record label A record label, or record company, is a brand or trademark of music recordings and music videos, or the company that owns it. Sometime ...

by British musician

David Bowie David Robert Jones (8 January 194710 January 2016), known professionally as David Bowie ( ), was an English singer-songwriter and actor. A leading figure in the music industry, he is regarded as one of the most influential musicians of the ...

Organizations

* Imamia Students Organisation, an Islamic organization in Pakistan *

Independent system operator A regional transmission organization (RTO) in the United States is an electric power transmission system operator (TSO) that coordinates, controls, and monitors a multi-state electric grid. The transfer of electricity between states is considere ...

, a North American organization that coordinates, controls and monitors the operation of the electrical power system * Internal Security Organisation, a government security agency in Uganda *

International Socialist Organization The International Socialist Organization (ISO) was a Trotskyist group active primarily on college campuses in the United States that was founded in 1976 and dissolved in 2019. The organization held Leninist positions on imperialism and the role ...

, United States Trotskyist organization, active from 1976 to 2019 *

International Socialist Organisation (Australia) Solidarity is a Trotskyist organisation in Australia. The group is a member of the International Socialist Tendency and has branches in Melbourne, Sydney and Brisbane and Perth. The organisation was formed in 2008 from a merger between groups ...

, Australian Trotskyist organization, active from 1971 to 2008 *

International Socialist Organisation (Germany) The International Socialist Organisation (german: Internationale Sozialistische Organisation, ISO) is a Trotskyist group in Germany Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the mos ...

, German Trotskyist organisation, established in 2016 *

International Socialist Organisation (New Zealand) The International Socialist Organisation is a Trotskyist organisation in New Zealand. The founders of the ISO in New Zealand, notably Brian Roper and Laurel Hepburn, were active in the International Socialist Organisation in Australia, a secti ...

, New Zealand Trotskyist organization, founded in the early 1990s *

List of International Organization for Standardization standards This is a list of publishedThis list generally excludes draft versions. International Organization for Standardization (ISO) standards and other deliverables.

, a list of ISO standards * (Dutch National Students Association), the Netherlands *

Iran Scout Organization Iran Scout Organization ( Persian: سازمان پیشاهنگی ایران, ''Sazman-e Pishahengi-ye Iran'') was founded in 1925 under the rule of Reza Shah Pahlavi. Currently Iran is one of 29 countries where Scouting exists (be it embryonic ...

People

Mitsuo Iso is a Japanese animator, director, and screenwriter. He began his career as an animator in the mid-1980s and worked as a freelance artist through Neomedia, Studio Zaendo, and Studio Ghibli. Iso is known for his offbeat key animation in the pro ...

(磯光雄, Iso Mitsuo; born 1966), Japanese animator *

Iso Mutsu Countess , born Gertrude Ethel Passingham, was a British writer. She married a Japanese nobleman and diplomat, came with him to Japan in 1910 and lived in Kamakura until her death in 1930.The Japan TimesKamakura: Fact and Legend In 1918 she wrote ...

(睦磯, Mutsu Iso; 1867–1930), British writer * , Japanese rower *

Volmari Iso-Hollo Volmari "Vomma" Fritijof Iso-Hollo (5 January 1907 – 23 June 1969) was a Finnish runner. He competed at the 1932 and 1936 Olympics in the 3000 m steeplechase and 10000 m and won two gold, one silver and one bronze medals. Iso-Hollo was one of ...

(1907–1969), Finnish athlete * Iso Lero "

Džamba Iso Lero, known as Džamba, was a Yugoslavian gangster based in Belgrade, Serbia. He was called "the Don of Dorćol". He disappeared on 23 September 1992, after having received a beating from several members of the Arkan's Tigers paramilitary, ...

", Yugoslav criminal

Places

* Iso-Heikkilä, a district in Turku, Finland * Iso-Naakkima, a lake in Finland * Iso-Roine, a lake in Finland

Science and technology

* ISO character set (disambiguation) *

ISO image An optical disc image (or ISO image, from the ISO 9660 file system used with CD-ROM media) is a disk image that contains everything that would be written to an optical disc, disk sector by disc sector, including the optical disc file system. I ...

, a file containing the whole contents of an optical disc *

ISO base media file format The ISO base media file format (ISOBMFF) is a container file format that defines a general structure for files that contain time-based multimedia data such as video and audio. It is standardized in ISO/ IEC 14496-12, a.k.a. MPEG-4 Part 12, and ...

, a container format for time-based multimedia files *

ISO 5800 Film speed is the measure of a photographic film's sensitivity to light, determined by sensitometry and measured on various numerical scales, the most recent being the ISO system. A closely related ISO system is used to describe the relationsh ...

, a film speed system **

Digital camera ISO Film speed is the measure of a photographic film's sensitivity to light, determined by sensitometry and measured on various numerical scales, the most recent being the ISO system. A closely related ISO system is used to describe the relations ...

, light sensitivity of a digital image sensor *

ISO 8601 ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data. It is maintained by the Geneva-based International Organization for Standardization (ISO) and was first published in 1988, ...

, a date format * ''ISO(n)'', the

Euclidean group In mathematics, a Euclidean group is the group of (Euclidean) isometries of a Euclidean space \mathbb^n; that is, the transformations of that space that preserve the Euclidean distance between any two points (also called Euclidean transformation ...

Isopropyl alcohol Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable organic compound with a pungent alcoholic odor. As an isopropyl group linked to a hydroxyl group (chemical formula ) it is the simp ...

, the simplest secondary alcohol *

Infrared Space Observatory The Infrared Space Observatory (ISO) was a space telescope for infrared light designed and operated by the European Space Agency (ESA), in cooperation with ISAS (now part of JAXA) and NASA. The ISO was designed to study infrared light at waveleng ...

, a space telescope active from 1995 to 1998 *

International Science Olympiad The International Science Olympiads are a group of worldwide annual competitions in various areas of the formal sciences, natural sciences, and social sciences. The competitions are designed for the 4-6 best high school students from each particip ...

, a series of science competitions for students * ''Iso'' (fish), a genus of surf sardines in the family Notocheiridae *

Isomer In chemistry, isomers are molecules or polyatomic ions with identical molecular formulae – that is, same number of atoms of each element – but distinct arrangements of atoms in space. Isomerism is existence or possibility of isomers. ...

, chemicals with the same chemical formula but different structures * Isorhapontigenin, a stilbenoid (chemical) *

Isotonitazene Isotonitazene is a benzimidazole derived opioid analgesic drug related to etonitazene, which has been sold as a designer drug. It has only around half the potency of etonitazene in animal studies, but it is likely even less potent in humans ...

, a benzimidazole-derived opioid analgesic drug, colloquially referred to as "iso" * ISO:

integumentary The integumentary system is the set of organs forming the outermost layer of an animal's body. It comprises the skin and its appendages, which act as a physical barrier between the external environment and the internal environment that it serves ...

sensory organ

Other uses

Imperial Service Order The Imperial Service Order was established by King Edward VII in August 1902. It was awarded on retirement to the administration and clerical staff of the Civil Service throughout the British Empire for long and meritorious service. Normally a pe ...

, an award in the British honours system * Isolated Power, a sabermetrics baseball statistic * Kinston Regional Jetport (IATA airport code: ISO), North Carolina, US * Iso (American football), a type of play used in American football * ISO (dinghy), a class of sailing dinghy