Search by letter: I
Search by letter
Search by letter: I
- Information economics: how information shapes markets and decisions Information economics
- Information entropy: measure, meaning, and applications Information entropy
- Information leakage: causes, channels, and prevention Information leakage
- Information retrieval: principles, components, history, and applications Information retrieval
- Information security: principles, history, threats, and practical measures Information security
- Information systems: concepts, components, history and applications Information systems
- Information technology: concepts, components, history, and applications Information technology
- Information theory: fundamentals, measures, history and applications Information theory
- Informed consent
- Infotainment: the blend of information and entertainment Infotainment
- Infraphylum (taxonomic rank) Infraphylum
- Infrared radiation Infrared
- Infrared spectroscopy: principles, methods, and applications Infrared spectroscopy
- Infrared Telescope: Observing the Heat of the Universe Infrared telescope
- Infrasound: low-frequency sound below the range of human hearing Infrasound
- Infrastructure: systems, components, history and societal importance Infrastructure
- Infusion (extraction of plant compounds into a solvent) Infusion
- ING Group — Dutch multinational bank and financial services company ING Group
- Inga Borg — Swedish children's author and illustrator (1925–2017) Inga Borg
- Inga Juuso — Sámi singer and actress Inga Juuso
- Inga Swenson — American actress known for Soap, Benson and stage work Inga Swenson
- Ingalls, Kansas
- Inge Feltrinelli: photographer, publisher, and cultural figure Inge Feltrinelli
- Inge Keller: German Stage and Film Actress (1923–2017) Inge Keller
- Inge King: German‑born Australian sculptor and public art pioneer Inge King
- Inge Lehmann: discoverer of Earth's solid inner core Inge Lehmann
- Inge Lønning — Norwegian theologian, academic and Conservative politician Inge Lønning
- Inge Morath — Austrian Photographer and Magnum Member Inge Morath
- Inge Vermeulen — Brazilian–Dutch field hockey goalkeeper Inge Vermeulen
- Ingeborg Rapoport
- Ingelfingen, Baden-Württemberg Ingelfingen
- Ingelger — founder of the House of Ingelger and first Count of Anjou Ingelger
- Ingelmunster: a town and municipality in West Flanders, Belgium Ingelmunster
- Ingemar Mundebo (1930–2018) Ingemar Mundebo
- Ingemar Odlander: Swedish television journalist and foreign correspondent Ingemar Odlander
- Ingemar Skogö — Swedish civil servant and agency director Ingemar Skogö
- Ingemar Stenmark — Swedish alpine ski champion Ingemar Stenmark
- Ingenbohl
- Ingénieur des études et de l'exploitation de l'aviation civile (IEEAC) Ingénieur des études et de l'exploitation de l'aviation civile
- Inger Berggren: Swedish singer and 1962 Eurovision performer Inger Berggren
- Inger Stevens (1934–1970) — Swedish‑American actress Inger Stevens
- Ingerophrynus: Southeast Asian true toads Ingerophrynus
- Ingersheim (Haut-Rhin) — commune in Alsace, France Ingersheim, Haut-Rhin
- Ingham County, Michigan
- Inghem (former commune in Pas-de-Calais, France) Inghem
- Inglewood, California: overview, history, landmarks and community Inglewood, California
- Inglourious Basterds (2009 film) Inglourious Basterds
- Ingmar Bergman (1918–2007): Swedish film and theatre director Ingmar Bergman
- Ingmar Nordströms (Swedish dansband) Ingmar Nordströms
- Ingo Rechenberg — Pioneer of Evolution Strategies and Bionics Ingo Rechenberg
- Ingólfr Arnarson: traditional founder of Reykjavík and early Norse settler of Iceland Ingólfr Arnarson
- Ingolstadt: Bavarian Danube City — history, industry and landmarks Ingolstadt
- Ingonish: Community, Coastline and Park Gateway on Cape Breton Island Ingonish
- Ingot: cast metal bars — production, types and uses Ingot
- Ingram Olkin — American statistician and pioneer in meta-analysis Ingram Olkin
- Ingredient (component of mixtures and products) Ingredient
- Ingrian (Izhorian) language Ingrian language
- Ingrid Bergman — Swedish actress and international film star Ingrid Bergman
- Íngrid Betancourt — Colombian politician, anti-corruption campaigner and former FARC hostage Íngrid Betancourt
- Ingrid Espelid Hovig — Norwegian television chef and cookbook author Ingrid Espelid Hovig
- Ingrid Newkirk — founder of PETA and prominent animal rights campaigner Ingrid Newkirk
- Ingrid of Sweden, Queen Consort of Denmark (1910–2000) Ingrid of Sweden
- Ingrid Pitt: Polish‑British actress and novelist Ingrid Pitt
- Ingrid Reichel
- Ingrid van Houten-Groeneveld: Dutch astronomer and asteroid researcher Ingrid van Houten-Groeneveld
- Ingvar Carlsson — Swedish Prime Minister and Social Democratic Leader Ingvar Carlsson
- Ingvar Kamprad — founder of IKEA Ingvar Kamprad
- Ingvar Kjellson — Swedish stage and screen actor Ingvar Kjellson
- Ingvar Lidholm — Swedish composer and radio music leader Ingvar Lidholm
- Inhalation: how air enters the lungs and its roles in respiration Inhalation
- Inhaler (medical device) Inhaler
- Inhambane Province (Mozambique) Inhambane Province
- Inherent Vice (2014 film) Inherent Vice (movie)
- Inheritance: transfer of property, rights and obligations after death Inheritance
- Inheritance in Object-Oriented Programming Inheritance (object-oriented programming)
- The Inheritance Cycle: overview, books, and legacy Inheritance Cycle
- Inhuman Rampage
- Inigo Jones: Pioneer of Classical Architecture in England Inigo Jones
- Initial — drop caps and letter initials in writing and typography Initial
- Initial public offering (IPO) Initial public offering
- Initialism: definition, formation, usage, and distinctions Initialism
- Initiation: ceremonies of admission, rites of passage, and membership Initiation
- Injection (medical): types, uses, technique and safety Injection
- Injective function (one-to-one) Injective function
- Injil: Meaning, Islamic Perspective, and Relationship to the Gospels Injil
- Injoux-Génissiat: commune in Ain, notable for the Génissiat dam Injoux-Génissiat
- Injunction (legal remedy) Injunction
- Injured reserve list (sports roster status) Injured reserve list
- Injury (trauma): causes, types, mechanisms, treatment and prevention Injury
- Ink: History, Composition, Types, Uses and Properties Ink
- Ink cartridge
- Inkatha Freedom Party (South Africa) Inkatha Freedom Party
- Inkjet printer: technology, uses, maintenance, and comparisons Inkjet printer
- Inkom, Idaho
- Inkscape — free vector graphics editor Inkscape
- Inkwil — municipality in Oberaargau, Canton of Bern Inkwil
- Inland sea (epeiric or epicontinental sea) Inland sea
- Inland Steel Building: Postwar Modern High‑Rise in Chicago's Loop Inland Steel Building
- Inland taipan (Oxyuranus microlepidotus) Inland taipan
- Inline skating: overview, equipment, styles, history and safety Inline skating
- Inline-four engine (I4/L4): design, balance, and common uses Inline-four engine
- Inman, Kansas
- Inn (river)
- Inn District (Graubünden, Switzerland) Inn District, Switzerland
- Inna (Elena Alexandra Apostoleanu) — Romanian singer and international pop artist Inna
- Innamincka, South Australia
- Innate immune system: first-line defenses, cells, and mechanisms Innate immune system
- Inner ear: anatomy, function, evolution and clinical importance Inner ear
- Inner Hebrides: islands off Scotland’s west coast Inner Hebrides
- Inner Mongolia Autonomous Region Inner Mongolia
- Inner moons of Jupiter
- Inner peace (peace of mind) Inner peace
- The Honourable Society of the Inner Temple Inner Temple
- Inner transition metals (lanthanides and actinides) Inner transition metal
- Innerbraz — municipality in the Bludenz district of Vorarlberg, Austria Innerbraz
- Innerferrera (village in Graubünden, Switzerland) Innerferrera
- Innerthal
- Innertkirchen: Swiss mountain municipality in the Haslital, canton of Bern Innertkirchen
- Innervisions (Stevie Wonder album, 1973) Innervisions
- Innimond — commune in Ain, Auvergne-Rhône-Alpes, France Innimond
- Inning / Innings — scoring periods in cricket, baseball and related sports Inning
- Inno e Marcia Pontificale (Hymn and Pontifical March) Inno e Marcia Pontificale
- Innocence: legal status and cultural meanings Innocence
- Innocence (Avril Lavigne song)
- Innocent (Our Lady Peace song)
- Innocent Blood (1992 film) Innocent Blood
- Innocenzo Donina — Italian professional footballer (1950–2020) Innocenzo Donina
- Innovation: concept, types, history and economic importance Innovation
- Inns of Court (England and Wales legal societies) Inns of Court
- Innsbruck — capital of Tyrol, Austria Innsbruck
- Innsbruck-Land District (Tyrol, Austria) Innsbruck-Land District
- Innuendo: indirect suggestion and its uses in language and rhetoric Innuendo
- Innuendo (Queen album) Innuendo (album)
- Innuendo (song) the first single from the 1991 album Innuendo, by the English rock band Queen
- Inocente Carreño (1919–2016) Inocente Carreño
- Inoculation (Variolation): History, Methods, and Legacy Inoculation
- Inola, Oklahoma — small town overview and facts Inola, Oklahoma
- Inorganic (chemistry and materials) Inorganic
- Inorganic chemistry: principles, scope, history and applications Inorganic chemistry
- Inorganic compound
- Input (information, computing, and signals) Input
- Input device
- Inquisition: institutions, procedures, and historical development Inquisition
- INS Dakar — Israeli submarine lost in 1968 INS Dakar
- INS Dakar Memorial at Mount Herzl INS Dakar Memorial
- Ins, Switzerland — municipality in Seeland, Canton Bern Ins, Switzerland
- Insadong: Seoul’s Traditional Arts, Antiques and Culture Street Insadong
- Insane Clown Posse: Detroit horrorcore duo, the Juggalo subculture and legacy Insane Clown Posse
- Insane Clown Posse discography
- Insanity Defense: Legal Tests, History, and Typical Outcomes Insanity defense
- Insch, Aberdeenshire Insch
- INSEAD — Global graduate business school INSEAD
- Insects (Insecta): Overview, Anatomy, Diversity and Importance Insect
- Insecticide: Types, Uses, Environmental Effects and Safety Insecticide
- Insectivore: organisms that feed primarily on insects Insectivore
- INSEE — France's National Institute for Statistics and Economic Studies INSEE
- Insei (Cloistered Rule): Japan's System of Retired-Emperor Government Insei
- Inselberg (monadnock): isolated rock hills and small mountains Inselberg
- Insertion device (magnet assembly for synchrotron light sources) Insertion device
- Insertion sort — a simple in-place comparison sorting algorithm Insertion sort
- Inserts (1975 film) Inserts (movie)
- Inside Llewyn Davis
- Inside Out (2015 film) Inside Out (2015 movie)
- Inside Story (Grace Jones album)
- Insider trading: definition, law, market effects and compliance Insider trading
- Insight: sudden understanding, problem-solving, and cognitive processes Insight
- Insignia: symbols of office, authority and identity Insignia
- Insignificance: the feeling that one does not matter Insignificance
- Insolation — incoming solar radiation reaching Earth's surface Insolation
- Insolvency: Definition, Types, Legal Outcomes and Remedies Insolvency
- Insomnia
- Insomnia (2002 film) Insomnia (2002 movie)
- Insomniac: Green Day's 1995 punk-rock album Insomniac (album)
- Insomniac Games: history, major franchises, and industry impact Insomniac Games
- Inspector Gadget — animated franchise and cultural legacy Inspector Gadget
- Inspiration: Creativity, Revelation, Breath, and Cultural Uses Inspiration
- Instagram — photo and video social network and platform Instagram
- Software installation (computer programs) Installation (computer programs)
- Installation art: immersive, site-specific and experiential visual art Installation art
- Instant camera
- Instant messaging
- Instant noodles: history, varieties, preparation, and cultural impact Instant noodles
- Instant Runoff Voting (IRV): ranked single-winner elections Instant Runoff Voting
- Instant soup: varieties, preparation, preservation, and history Instant soup
- Instar — stage in an insect's post-embryonic development Instar
- Instinct (innate behaviour) Instinct
- Instinct (1999 film) Instinct (movie)
- Institut aéronautique et spatial — French aerospace education coordinator Institut aéronautique et spatial
- Institut aéronautique Jean Mermoz
- Institut catholique d'arts et métiers (ICAM) — French engineering school Institut catholique d'arts et métiers
- Institut d'Optique Graduate School (SupOptique) Institut d'optique Graduate School
- Institut de Droit International
- Institut des sciences et industries du vivant et de l'environnement (AgroParisTech) Institut des sciences et industries du vivant et de l'environnement
- Institut des sciences et techniques des Yvelines (ISTY) Institut des sciences et techniques des Yvelines
- INSA Toulouse (Institut national des sciences appliquées de Toulouse) Institut national des sciences appliquées de Toulouse
- Institut Polytechnique des Sciences Avancées (IPSA) Institut Polytechnique des Sciences Avancées
- Institut Sup'Biotech de Paris (Sup'Biotech) — French biotechnology engineering school Institut Sup'Biotech de Paris
- ISAE‑SUPAERO: France’s Graduate Institute for Aeronautics and Space Institut supérieur de l'aéronautique et de l'espace
- Institut supérieur de l'automobile et des transports (ISAT) Institut supérieur de l'automobile et des transports
- Institut supérieur européen de formation par l'action (ISEFAC) Institut supérieur européen de formation par l'action
- ISEG Group — French business and communication higher‑education network Institut supérieur européen de gestion group
- Institute for Advanced Technology in the Humanities (IATH) Institute for Advanced Technology in the Humanities
- Institute for Research on Public Policy (IRPP) Institute for Research on Public Policy
- Institute of Electrical and Electronics Engineers (IEEE) Institute of Electrical and Electronics Engineers
- Institute of Space and Astronautical Science (ISAS) Institute of Space and Astronautical Science
- Institute of Space, its Applications and Technologies (ISSAT) Institute of Space, its Applications and Technologies
- Institution: social structures, roles, types, and historical development Institution
- Institution of Electrical Engineers
- Institution of Structural Engineers
- Institutional Revolutionary Party (PRI) — Mexico's long-ruling party Institutional Revolutionary Party
- Instruction
- Instruction (computer science): definition, formats, encoding, and execution Instruction (computer science)
- Instruction cycle (fetch–decode–execute) Instruction cycle
- Instruction-level parallelism (ILP): concepts, techniques, and practical limits Instruction level parallelism
- Instruction pipelining in CPUs: design, stages, hazards and performance Instruction pipelining
- Instruction set (Instruction set architecture) Instruction set
- Instructions Not Included (No se Aceptan Devoluciones) Instructions Not Included
- Instrument
- Instrument rating (pilot qualification) Instrument rating
- Instrumental (music): definition, characteristics, history and uses Instrumental
- Instrumentation: Measurement and Control Systems Instrumentation
- Instrumentation (music)
- InStyle: American women's fashion and celebrity lifestyle magazine InStyle
- Insubordination: definition, contexts, and distinctions Insubordination
- Insular area (United States territories) Insular area
- Insular Celtic languages: Goidelic and Brittonic traditions Insular Celtic languages
- Insular Italy (Italia insulare) — the statistical NUTS1 region Insular Italy
- Insulated glazing (double and triple glazing): design, function and uses Insulated glazing
- Insulation: materials, purposes, history and applications Insulation
- Electrical insulator (electricity) Insulator (electricity)
- Insulin: regulation of blood sugar, structure, history, and medical use Insulin
- Insulin lispro (Humalog) — rapid-acting insulin analog Insulin lispro
- Insulin pump: portable insulin delivery, components, uses and considerations Insulin pump
- Insulin resistance: causes, mechanisms, and clinical importance Insulin resistance
- Insult: meanings, types, cultural roles, and effects Insult
- Insurance: Purpose, Types, Mechanisms, and Consumer Considerations Insurance
- Insurance (Hong Kong Legislative Council functional constituency) Insurance (constituency)
- Insurance Institute for Highway Safety (IIHS) Insurance Institute for Highway Safety
- Insurgency: definition, characteristics, history and tactics Insurgency
- Insurgency in Khyber Pakhtunkhwa
- Intamin: Swiss manufacturer of roller coasters and major amusement rides Intamin
- Integer: definition, properties, notation and basic arithmetic Integer
- Integer overflow (computer arithmetic) Integer overflow
- Integral (calculus): concepts, notation, and applications Integral
- Integrated Authority File (GND) Integrated Authority File
- Integrated circuit: design, fabrication, types, and impact Integrated circuit
- Integrated development environment (IDE): overview, features, history and uses Integrated development environment
- Integrated Services Digital Network (ISDN) Integrated Services Digital Network
- Integrated Taxonomic Information System (ITIS) Integrated Taxonomic Information System
- Integration: Concepts, Types, History, and Applications Integration
- Integron: bacterial gene-capture systems and their role in antibiotic resistance Integron
- Integumentary system: structure, function, and diversity Integumentary system
- Intel Corporation Intel
- Intel 4004: the first commercial microprocessor (1971) Intel 4004
- Intel Atom processor family Intel Atom
- Intel Core (original mobile processors and brand evolution) Intel Core
- Intel Core 2: overview of the Core 2 processor family Intel Core 2
- Intel Core i5: Mid-range processors for desktops and laptops Intel Core i5
- Intel Core i7 — high-performance consumer processors Intel Core i7
- Intel Core i9 processors Intel Core i9
- Intellect: nature, functions, history, and practical significance Intellect
- Intellectual: roles, characteristics, history, and social impact Intellectual
- Intellectual disability
- Intellectual property (IP): rights, types, history, and uses Intellectual property
- Intelligence: concepts, measurement, and applications Intelligence
- Intelligence agency: purpose, methods, history and controversies Intelligence agency
- Intelligence quotient (IQ): definition, measurement, history, and uses Intelligence quotient
- Intelligent design: concept, history, and public debate Intelligent design
- Intellivision: Mattel's 1980 Home Video Game Console and Legacy Intellivision
- Intellivision Amico
- Intensity (physics): energy flux, measurement, and significance Intensity (physics)
- Intensity of Preference
- Intensive Care Unit (ICU): purpose, organization, types and history Intensive care unit
- Intensive farming (intensive agriculture) Intensive farming
- Inter Milan (Football Club Internazionale Milano) Inter Milan
- Inter‑Korean Liaison Office: purpose, structure, history and demolition Inter-Korean Liaison Office
- Interactive fiction: text-based narrative games and their development Interactive fiction
- Interactive whiteboard: digital, collaborative display for classrooms and meetings Interactive whiteboard
- Interahamwe: Rwandan Hutu militia central to the 1994 genocide Interahamwe
- Interair South Africa
- Interborough Rapid Transit Company (IRT) — history and legacy Interborough Rapid Transit Company
- Intercalation (timekeeping): adding days, months and seconds to calendars Intercalation (timekeeping)
- Interception (in football and related codes) Interception
- Interchange (transportation, information, and exchange) Interchange
- Interchange (road)
- Interchangeable parts: standardization, history, and industrial impact Interchangeable parts
- InterCity (British Rail)
- InterCity 125 (British Rail High Speed Train) InterCity 125
- InterCity 225 — British high‑speed electric train InterCity 225
- Intercity Express (ICE) — Germany’s High-Speed Passenger Trains Intercity Express
- Intercontinental ballistic missile (ICBM) Intercontinental ballistic missile
- Intercontinental Broadcasting Corporation (IBC-13) — Philippine government television network Intercontinental Broadcasting Corporation
- InterContinental Chicago Magnificent Mile: historic twin-tower hotel in Chicago InterContinental Chicago Magnificent Mile
- Intercontinental Cup (football) Intercontinental Cup
- Intercostal muscles: anatomy, function, and clinical significance Intercostal muscle
- Intercourse: sexual, communicative, and historical meanings Intercourse
- Intercourse, Alabama (Sumter County) Intercourse, Alabama
- Intercourse, Pennsylvania
- Intercropping: principles, types, benefits and practical considerations Intercropping
- Interdisciplinarity: integrating knowledge across academic boundaries Interdisciplinarity