IA, Ia, or ia may refer to:

Arts and entertainment

* ''Ia'', an 1892 novelette by

Arthur Quiller-Couch Sir Arthur Thomas Quiller-Couch (; 21 November 186312 May 1944) was a British writer who published using the pseudonym Q. Although a prolific novelist, he is remembered mainly for the monumental publication '' The Oxford Book of English Verse 1 ...

* "Iä", a fictional word in the works of H. P. Lovecraft *

International Alliance of Theatrical Stage Employees The International Alliance of Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States, Its Territories and Canada, known as simply the International Alliance of Theatrical Stage Employees (IATSE or ...

(IATSE), which also goes by IA *

International Artists International Artists (IA) was an American independent record label based in Houston, Texas, United States, that originally existed from 1965 to 1970. It is not to be confused with International Artists Records, a classical music record label foun ...

, a record label

Businesses and organizations

Indian Airlines Indian Airlines was a division of Air India Limited. It was based in Delhi and focused primarily on domestic routes, along with several international services to neighbouring countries in Asia. It was a division of Air India Limited after mer ...

, logo *

Indiana Academy Indiana Academy also known as IA is a Seventh-day Adventist secondary school located in Cicero, Indiana, United States. Indiana Academy is owned and operated by the Indiana Conference of Seventh day Adventists and is one of many other Adventis ...

, a school *

International Academy The International Academy (IA) is a public, magnet high school with its main campus located in Bloomfield Township, Oakland County, Michigan, with additional campuses in White Lake Township, Michigan and Troy, Michigan. Students are required to ...

, Bloomfield Hills, Michigan *

, a record label * ''

Internet Archaeology ''Internet Archaeology'' is an academic journal and one of the first fully peer-reviewed electronic journals covering archaeology. It was established in 1996. The journal was part of the eLIb project's electronic journals. The journal is produce ...

'', an electronic journal *

Internet Archive The Internet Archive is an American digital library with the stated mission of "universal access to all knowledge". It provides free public access to collections of digitized materials, including websites, software applications/games, music, ...

, creators of the Wayback Machine *

Iraqi Airways Iraqi Airways Company, operating as Iraqi Airways ( ar, الخطوط الجوية العراقية ''al-Xuṭūṭ al-Jawwiyyah al-ʿIrāqiyyah, Kurdish: ھێڵی ئاسمانی عێراق''), is the national carrier of Iraq, headquartered on ...

(IATA airline designator IA) * Aircraft model prefix of ''Fabrica Argentina de Aviones'', e.g. FMA IA 62 *

Impact assessment Policy Impact Assessments (IAs) are formal, evidence-based procedures that assess the economic, social, and environmental effects of public policy. They have been incorporated into policy making in the OECD countries and the European Commission. Ke ...

of public policy

Government, law, and military

Indian Army The Indian Army is the land-based branch and the largest component of the Indian Armed Forces. The President of India is the Supreme Commander of the Indian Army, and its professional head is the Chief of Army Staff (COAS), who is a four- ...

, the Indian Army *

Indonesian Army The Indonesian Army ( id, Tentara Nasional Indonesia Angkatan Darat (TNI-AD), ) is the land branch of the Indonesian National Armed Forces. It has an estimated strength of 300,000 active personnel. The history of the Indonesian Army has its ...

, the Indonesian Army *

Individual augmentee An Individual augmentee is a United States military member attached to a unit (battalion or company) as a temporary duty assignment ( TAD/TDY). Individual Augmentees can be used to fill shortages or can be used when an individual with specialized ...

, U.S. military person temporarily assigned to a unit *

Indecent assault Indecent assault is an offence of aggravated assault in some common law-based jurisdictions. It is characterised as a sex crime and has significant overlap with offences referred to as sexual assault. England and Wales Indecent assault was a broad ...

, sexual criminal offense

Language

Ia (cuneiform) The cuneiform ia sign 𒅀, is a combined sign, containing i (cuneiform) ligatured with a (cuneiform); it has the common meaning in the suffix form ''-ia'', for the meaning of "-mine". In the Amarna letters, the letters written to the Pharao ...

, a sign in cuneiform writing * Inter alia (i.a.), Latin meaning "among other things" *

Interlingua Interlingua (; ISO 639 language codes ia, ina) is an international auxiliary language (IAL) developed between 1937 and 1951 by the American International Auxiliary Language Association (IALA). It ranks among the most widely used IALs and is t ...

(ISO 639-2 code: ''ia'') *

Romanization Romanization or romanisation, in linguistics, is the conversion of text from a different writing system to the Roman (Latin) script, or a system for doing so. Methods of romanization include transliteration, for representing written text, and ...

Cyrillic , bg, кирилица , mk, кирилица , russian: кириллица , sr, ћирилица, uk, кирилиця , fam1 = Egyptian hieroglyphs , fam2 = Proto-Sinaitic , fam3 = Phoenician , fam4 = G ...

'' Я'' letter

People

* Ia or Violet of Persia, fourth-century martyr, feast day

September 11 Events Pre-1600 * 9 – The Battle of the Teutoburg Forest ends: The Roman Empire suffers the greatest defeat of its history and the Rhine is established as the border between the Empire and the so-called barbarians for the next four hun ...

* Saint

Ia of Cornwall Saint Ia of Cornwall (also known as ''Eia'', ''Hia'' or ''Hya'') was an evangelist and martyr of the 5th or 6th centuries in Cornwall. She is said to have been an Irish princess, the sister of Erc of Slane and a student of Saint Baricus. Legend ...

Mattias Eklundh Mattias Bernt Johannes Eklundh (born 6 October 1969), also known as IA, is a Swedish guitarist and vocalist. He is known for his work with Freak Kitchen, Jonas Hellborg and Art Metal, and he has also produced several noted solo Freak Guitar alb ...

, Swedish guitarist

Places

* Ia or Oia, Greece, on Santorini *

Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to the ...

, U.S. (postal abbreviation) *

Iá River Iá River is a river of Amazonas state in north-western Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 mil ...

, a river in Brazil

Science and technology

Archaeology

Institute of Archaeology, Chinese Academy of Social Sciences The Institute of Archaeology (IA; ) is a constituent institute of the Chinese Academy of Social Sciences (CASS), based in Beijing, China. It was founded on 1 August 1950, as part of the Chinese Academy of Sciences. Its original 20 or so researchers ...

(IA) * ''

IA, The Journal of the Society for Industrial Archeology ''IA: The Journal of the Society for Industrial Archeology'' is a biannual peer-reviewed academic journal published by the Society for Industrial Archeology, currently edited by Steven Walton ( Michigan Technological University). ''IA'' publishes ...

'' *

Industrial archaeology Industrial archaeology (IA) is the systematic study of material evidence associated with the industrial past. This evidence, collectively referred to as industrial heritage, includes buildings, machinery, artifacts, sites, infrastructure, docu ...

* Iron Age IA I, IA IIA, etc., in

archaeology of Israel The archaeology of Israel is the study of the archaeology of the present-day Israel, stretching from prehistory through three millennia of documented history. The ancient Land of Israel was a geographical bridge between the political and cultu ...

Biology and medicine

IA (chemotherapy) "7+3" in the context of chemotherapy is an acronym for a chemotherapy regimen that is most often used today (as of 2014) as first-line induction therapy (to induce remission) in acute myelogenous leukemia, excluding the acute promyelocytic leukemi ...

, with Idarubicin and cytarabine * ''Ia'' (genus), of vespertilionid bats * Phase Ia of a clinical trial *

Immunoassay An immunoassay (IA) is a biochemical test that measures the presence or concentration of a macromolecule or a small molecule in a solution through the use of an antibody (usually) or an antigen (sometimes). The molecule detected by the immunoass ...

, biochemical test to measure concentrations through antibody or antigen

Computing and electronics

IA (vocaloid) is a humanoid persona voiced by a singing synthesizer application developed by 1st Place Co., Ltd., headquartered in Meguro, Tokyo, Japan. They use Yamaha Corporation's Vocaloid 3 singing synthesizer technology. Her voice is created using samp ...

, in software *

IA-32 IA-32 (short for "Intel Architecture, 32-bit", commonly called i386) is the 32-bit version of the x86 instruction set architecture, designed by Intel and first implemented in the 80386 microprocessor in 1985. IA-32 is the first incarnation of ...

, Intel Architecture, 32-bit *

IA-64 IA-64 (Intel Itanium architecture) is the instruction set architecture (ISA) of the Itanium family of 64-bit Intel microprocessors. The basic ISA specification originated at Hewlett-Packard (HP), and was subsequently implemented by Intel in coll ...

, Intel Architecture, 64-bit *

Implicit authentication Implicit authentication (IA) is a technique that allows the smart device to recognize its owner by being acquainted with his/her behaviors. It is a technique that uses machine learning algorithms to learn user behavior through various sensors on th ...

, by a smart device * Human

intelligence amplification Intelligence amplification (IA) (also referred to as cognitive augmentation, machine augmented intelligence and enhanced intelligence) refers to the effective use of information technology in augmenting human intelligence. The idea was first pro ...

through technology *

Intelligent agent In artificial intelligence, an intelligent agent (IA) is anything which perceives its environment, takes actions autonomously in order to achieve goals, and may improve its performance with learning or may use knowledge. They may be simple or c ...

, in artificial intelligence *

Information architecture Information architecture (IA) is the structural design of shared information environments; the art and science of organizing and labelling websites, intranets, online communities and software to support usability and findability; and an emerging ...

, the structural design of shared information *

Information assurance Information assurance (IA) is the practice of assuring information and managing risks related to the use, processing, storage, and transmission of information. Information assurance includes protection of the integrity, availability, authenticity, n ...

, dealing with trust aspects of information

Other uses in science and technology

* Group IA (or Ia), an obsolete designation for the

group 1 element The alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K),The symbols Na and K for sodium and potassium are derived from their Latin names, ''natrium'' and ''kalium''; these are still the origins of the names ...

s *

Type Ia supernova A Type Ia supernova (read: "type one-A") is a type of supernova that occurs in binary systems (two stars orbiting one another) in which one of the stars is a white dwarf. The other star can be anything from a giant star to an even smaller white ...

, a subtype of Type I supernova * Interactions of actors theory, by

Gordon Pask Andrew Gordon Speedie Pask (28 June 1928 – 29 March 1996) was an English author, inventor, educational theorist, cybernetician and psychologist who made contributions to cybernetics, instructional psychology, experimental epistemology and ed ...

Other uses

Internal affairs (disambiguation) Internal affairs may refer to: Government and law * The domestic policy of a sovereign state * Ministry of home affairs, a common type of government department ** Ministry of Internal Affairs ** Department of Internal Affairs, New Zealand ** Dir ...

Intermediate in Arts Intermediate Arts (IA) is an academic diploma awarded by a high school or junior college after the completion of 12th grade or equivalent in some countries like India and Nepal. However, as for Nepal, the usage of IA, ISc, and the like has become ...

, an academic degree *

Internal audit Internal auditing is an independent, objective assurance and consulting activity designed to add value and improve an organization's operations. It helps an organization accomplish its objectives by bringing a systematic, disciplined approach to ...

of an organization's operations * International affairs, alternative term for

International relations International relations (IR), sometimes referred to as international studies and international affairs, is the scientific study of interactions between sovereign states. In a broader sense, it concerns all activities between states—such as ...

, the study of politics, economics and law on a global level *

Íþróttabandalag Akraness Íþróttabandalag Akraness (abbreviated ÍA), is an Icelandic sports club founded in 1946 and based in the town of Akranes, west Iceland. Among the main sports its members can practice are basketball, football, golf, horsemanship, gymnastics, v ...

or ÍA, an Icelandic football team *

Mazda2 The Mazda2 is a subcompact/ supermini (B-segment) car manufactured and marketed by Mazda since 2002, currently in its third generation. An entry-level model of the brand in markets outside Japan, the Mazda2 is positioned below the Mazda3. The Ma ...

, a 2002–present Japanese subcompact car, sold in North America as the Scion iA and Toyota Yaris iA