Search by letter: I
Search by letter
Search by letter: I
- Illinois Comptroller
- Illinois Executive Mansion
- Illinois General Assembly
- Illinois House of Representatives
- Illinois Institute of Technology — private research university in Chicago Illinois Institute of Technology
- Illinois River
- Illinois Secretary of State
- Illinois Senate the upper chamber in the Illinois General Assembly
- Illinois State University
- Illinois Treasurer: Role, Duties, History and Significance Illinois Treasurer
- Illinois's 5th congressional district
- Illiopolis, Illinois
- Illizi Province — southeastern Algerian region of desert plateaus and rock art Illizi Province
- Illmatic (debut album by Nas) Illmatic
- Illnau-Effretikon
- Illogan, Cornwall: village and parish with a mining heritage Illogan
- Illorai, Sardinia Illorai
- Illtal (commune in Haut-Rhin, France) Illtal
- Illuminated manuscript
- Illuminati: origins, aims, suppression, and modern cultural impact Illuminati
- Illumination (film and animation studio) Illumination (company)
- Illusion: Perceptual Distortions, Types, Mechanisms, and Uses Illusion
- Illustration: purpose, forms, history and uses Illustration
- Illustrator (visual artist) Illustrator
- Illustrious Corpses (Cadaveri eccellenti) — 1976 political thriller film Illustrious Corpses
- Illustrissimi — Letters by Pope John Paul I Illustrissimi
- Illyria: the Ancient Region and Peoples of the Western Balkans Illyria
- Illyrian language
- Illzach — commune in Haut-Rhin, eastern France Illzach
- Ilm-Kreis: district in Thuringia, Germany Ilm-Kreis
- Ilmajoki — municipality in Southern Ostrobothnia, Finland Ilmajoki
- Ilmarinen — the smith of Finnish myth and the forger of the Sampo Ilmarinen
- Ilmenau River (Lower Saxony, Germany) Ilmenau River
- Ilminster, Somerset — market town on the River Ile Ilminster, Somerset
- Ilocos Region (Region I) — geography, people, and cultural highlights Ilocos
- Ilocos Norte
- Iloilo City, Philippines — overview, history, culture and landmarks Iloilo City
- Ilomska — a mountain river of central Bosnia and Herzegovina Ilomska
- Ilona Novák — Hungarian Olympic Swimmer (1925–2019) Ilona Novák
- Ilona Szilágyi
- Ilonse (commune in Alpes-Maritimes, France) Ilonse
- Ilorin — capital city of Kwara State, Nigeria Ilorin
- ILOVEYOU (computer worm) ILOVEYOU
- Ilse Koch — infamy, allegations, and postwar trials Ilse Koch
- Ilsinho (Brazilian footballer, born 1985) Ilsinho
- Ilta-Sanomat: Finland's Evening Tabloid and Digital News Outlet Ilta-Sanomat
- Iltur (Ilturnga/Coffin Hill): a Pitjantjatjara homeland in South Australia Iltur, South Australia
- Ilūkste — town in southeastern Latvia Ilūkste
- Ilulissat — Greenlandic town beside the Icefjord Ilulissat
- Ilya Bryzgalov — Russian NHL goaltender and 2007 Stanley Cup champion Ilya Bryzgalov
- Ilya Glazunov: Russian painter and educator (1930–2017) Ilya Glazunov
- Ilya Ilyich Mechnikov: founder of cellular immunity and gerontology Ilya Mechnikov
- Ilya Prigogine: Nobel Laureate and Pioneer of Non‑Equilibrium Thermodynamics Ilya Prigogine
- Ilya Repin: Russian realist painter and influential portraitist Ilya Repin
- Ilya Salmanzadeh — Swedish songwriter and music producer (Ilya) Ilya Salmanzadeh
- Ilyushin Il-18 — Soviet long-range turboprop airliner Ilyushin Il-18
- Ilyushin Il-38: Soviet maritime patrol and anti-submarine aircraft Ilyushin Il-38
- Ilyushin Il-62: Soviet long-range narrow-body jet airliner Ilyushin Il-62
- Ilyushin Il-76: Soviet strategic airlifter (Candid) Ilyushin Il-76
- Ilyushin Il-78 (Midas) — Soviet four-engine aerial tanker Ilyushin Il-78
- Ilyushin Il-86 (NATO: Camber) Ilyushin Il-86
- Ilyushin Il-96
- Ilze Jaunalksne: Latvian investigative television journalist and press-freedom advocate Ilze Jaunalksne
- Im Yoon-ah (YoonA) — South Korean singer and actress Im Yoon-ah
- iMac — Apple’s all-in-one personal computer iMac
- Image Entertainment Corporation (Canadian animation studio) Image Entertainment Corporation
- Image processing: principles, methods, history and applications Image processing
- Image scanner
- Image sensor
- Imagen Awards
- Imaginaerum — Nightwish concept album and companion film Imaginaerum
- Imaginary number numbers that are made from combining a real number with the imaginary unit
- Imaginary unit a number value that only exists outside of the real numbers
- Imagination
- Imaginationland (South Park) Imaginationland
- Imagine (imagination and cultural uses) Imagine
- Imagine (concept and cultural uses) Imagine
- Imagine Dragons — American pop rock band from Las Vegas Imagine Dragons
- Imago (adult stage of an insect) Imago
- Imam: roles, history, and variations in the Islamic tradition Imam
- Imam Ali Mosque (Imam Ali Holy Shrine) Imam Ali Mosque
- Imam at‑Tirmizi (Abu Isa al‑Tirmidhi) — Hadith Scholar and Compiler Imam at-Tirmizi
- Imam Bukhari (Muhammad ibn Ismail al-Bukhari) Imam Bukhari
- Imam Muslim (Muslim ibn al-Hajjaj): life, work and Sahih Muslim Imam Muslim
- Imam Reza Shrine (Mashhad): Mausoleum and Major Pilgrimage Complex Imam Reza shrine
- Imam Samudra — Indonesian convict in the 2002 Bali bombings Imam Samudra
- Iman (Islamic concept of faith) Iman (concept)
- Iman (Somali-American model and entrepreneur) Iman (model)
- Imanpa (Northern Territory) — Aboriginal community in central Australia Imanpa, Northern Territory
- Imata Jabro Kabua Imata Kabua
- Imatra — town in southeastern Finland Imatra
- IMAX — large-format motion-picture system and exhibition technology IMAX
- Imbabura Province
- Imbabura Volcano
- Imber (Wiltshire) — deserted village on Salisbury Plain Imber
- Imboden District — canton of Graubünden, Switzerland Imboden District
- Imbolc: Gaelic Festival Honoring Brigid and the Coming of Spring Imbolc
- Imelda Marcos: First Lady, political figure, and cultural symbol Imelda Marcos
- Imelda May — Irish singer-songwriter and rockabilly revivalist Imelda May
- Imelda Staunton — English actress and stage performer Imelda Staunton
- Imereti (region of Georgia) Imereti
- Imhotep: Egyptian polymath, architect, and deified healer Imhotep
- Imishli District (İmişli) Imishli District
- Imitation of Life (1959 film) Imitation of Life (1959 movie)
- Imja Khola: a Himalayan tributary in the Everest region Imja Khola
- Imljani — village on the Vlašić subplateau in central Bosnia and Herzegovina Imljani
- Immaculate Conception (Roman Catholic doctrine) Immaculate Conception
- Immanuel Church (Immanuelskyrkan), Jönköping Immanuel Church, Jönköping
- Immanuel Church (Immanuelskyrkan), Stockholm Immanuel Church, Stockholm
- Immanuel Kant: German philosopher and architect of transcendental idealism Immanuel Kant
- Immanuel Nobel: Swedish engineer, inventor and industrialist (1801–1872) Immanuel Nobel
- Immanuel Wallerstein: World-Systems Theorist and Social Historian Immanuel Wallerstein
- Immendingen
- Immenstadt im Allgäu — Alpine town in Bavaria Immenstadt
- Immigration: definition, types, history, and social impact Immigration
- United States Immigration and Naturalization Service (INS) — overview and legacy Immigration and Naturalization Service
- Immigration detention in the United States
- Immigration Reform and Control Act of 1986 (Simpson–Mazzoli) Immigration Reform and Control Act of 1986
- Immigration to Canada: policies, history, categories, and impact Immigration to Canada
- Immortal — Norwegian black metal band Immortal (band)
- Immortal Game (Anderssen vs. Kieseritzky, 1851) Immortal game
- Immortal Technique (Felipe Andrés Coronel) Immortal Technique
- Immortality: concepts, biology, culture, and technological approaches Immortality
- Immortals (2011 film) — Tarsem Singh’s myth‑inspired action fantasy Immortals (2011 movie)
- Immovable property (land and permanently attached structures) Immovable property
- Immune system: structure, function, and clinical significance Immune system
- Immune system (medical): types, components, functions and clinical significance Immunity (medical)
- Immunization: Principles, Types, History, and Public Health Impact Immunization
- Immunology: the Study of the Immune System Immunology
- Immunosuppressant drugs: overview, types, uses, and safety considerations Immunosuppressant drugs
- Immunosuppression: causes, uses, risks, and clinical management Immunosuppression
- Imogen Cunningham: American Photographer and Modernist Pioneer Imogen Cunningham
- Imogen Hassall: English film actress (1942–1980) Imogen Hassall
- Imogen Heap: English singer, songwriter and electronic music innovator Imogen Heap
- Imogen Poots — British film and television actress Imogen Poots
- Imogene Coca: American Actress and Comedian (1908–2001) Imogene Coca
- Imogene, Iowa — small rural city in Fremont County Imogene, Iowa
- Imp (mythical creature) Imp
- Impact crater
- Impact event: collisions between space objects and planets Impact event
- Impact Global Championship
- Impact Wrestling (formerly TNA) — American professional wrestling promotion Impact Wrestling
- Impact, Texas
- Impala (Aepyceros melampus): Overview, Behavior, and Conservation Impala
- Impartiality in Law and Public Life Impartiality
- Impasto: thickly applied paint and its effects Impasto
- Impatiens — touch-me-nots: natural history, characteristics, and cultivation Impatiens
- Impeachment: definition, process, history, and notable examples Impeachment
- Impeachment inquiry against Donald Trump (2019–2020) Impeachment inquiry against Donald Trump
- Impeachment of Bill Clinton
- Impeachment of Dilma Rousseff (2015–2016) Impeachment of Dilma Rousseff
- Impeachment of Donald Trump
- Impeachment process against Richard Nixon
- Impedance matching in electronics and optics Impedance matching
- Imperial: relating to empires and to the historical system of measurements Imperial
- Imperial China: dynasties, institutions, and cultural legacy Imperial China
- Imperial College London
- Imperial County, California: geography, history, economy and communities Imperial County, California
- Imperial Court in Kyoto: history, institutions, and cultural legacy Imperial Court in Kyoto
- Imperial Highness
- Imperial House of Japan
- Imperial Household Agency (Kunaichō) Imperial Household Agency
- Imperial Japanese Army (1868–1945) Imperial Japanese Army
- Imperial Japanese Navy (Dai-Nippon Teikoku Kaigun) Imperial Japanese Navy
- Imperial lemon
- Imperial Seal of Japan (Chrysanthemum Seal) Imperial Seal of Japan
- Imperial Society of Teachers of Dancing (ISTD) Imperial Society of Teachers of Dancing
- Imperial State Crown
- Imperial units
- Imperial Vengeance (British metal band) Imperial Vengeance
- Imperial, Nebraska: county seat and regional service center in Chase County Imperial, Nebraska
- Imperialism: expansion of state power, forms, history, and consequences Imperialism
- Impersonator
- Impetigo (school sores): a common contagious skin infection Impetigo
- Impfondo — town in Likouala, Republic of the Congo Impfondo
- Implication in logic: material conditional and logical consequence Implication (logic)
- Implication and Inference: Meaning, Differences, and Uses Implication and inference
- Implied repeal
- Import: Definition, types, mechanisms and economic role Import
- Important Cultural Properties of Japan
- Impossibilism (socialist strategy) Impossibilism
- Impossible object
- Impresario: organizer and producer in the performing arts Impresario
- Impressionism: Origins, Style, and Legacy Impressionism
- Impressionist music: origins, characteristics, key composers and legacy Impressionist music
- Impressment: Forced Naval Recruitment in the Age of Sail Impressment
- Imprinting (behavioral and genetic processes) Imprinting
- Improper rotation (rotoinversion) Improper rotation
- Improvisation in Arts and Everyday Life: Principles, Techniques, and Applications Improvisation
- Improvised Explosive Device (IED): overview, characteristics, history and countermeasures Improvised explosive device
- Impulse
- Impulse (physics)
- Impurity (chemistry and materials) Impurity
- Impuzamugambi: Rwandan Hutu Militia and its role in the 1990s conflict Impuzamugambi
- Imrali Island: Turkish prison isle in the Sea of Marmara Imrali
- Imran Khan: cricketer, philanthropist and Pakistani political leader Imran Khan
- Imre Földi: Hungarian weightlifter, Olympic champion and world record holder Imre Földi
- Imre Hollai — Hungarian diplomat and President of the UN General Assembly Imre Hollai
- Imre Kertész: Hungarian novelist, Holocaust survivor and Nobel laureate Imre Kertész
- Imre Nagy: Hungarian reformer and leader of the 1956 uprising Imre Nagy
- Imre Pozsgay: Hungarian politician and reformer (1933–2016) Imre Pozsgay
- Imre Varga — Hungarian sculptor, painter and designer Imre Varga
- Imrich Andrejčák — Czechoslovak and Slovak Defence Minister (1941–2018) Imrich Andrejčák
- Imrul Kayes — Bangladeshi left‑handed top‑order cricketer Imrul Kayes
- IMSAI 8080: early S-100 microcomputer and influential Altair-compatible system IMSAI 8080
- Imst — Market town and district capital in Tyrol, Austria Imst
- Imst District — Alpine district in Tyrol, Austria Imst District
- Imtech Arena (Volksparkstadion) — Hamburg's multiuse stadium Imtech Arena
- Imtiaz Ali Taj
- IMVU — 3D avatar social platform and virtual goods marketplace IMVU
- In a Heartbeat — teen drama about high school EMT volunteers In a Heartbeat
- In a Lonely Place (1950 film) In a Lonely Place
- In Bruges (2008 film) In Bruges
- In Cold Blood (1967 film) In Cold Blood
- In Evil Hour (La mala hora) In Evil Hour
- In Flames (Swedish melodic death metal band) In Flames
- In God We Trust — U.S. national motto: history, use, and debate In God We Trust
- In Harm's Way (1965 film) In Harm's Way
- In Love with a Girl (song)
- In Mortal Hands — A Cautionary History of the Nuclear Age In Mortal Hands
- In My Mind (Pharrell Williams album)
- In My Place — Coldplay song In My Place
- In Old Arizona (1928 film) In Old Arizona
- In Old Chicago (1938) — historical drama film In Old Chicago
- In Person — debut album by Sweet Female Attitude In Person
- In Pieces (Garth Brooks album) In Pieces
- In Plenty and In Time of Need — Barbados’ National Anthem In Plenty and In Time of Need
- In Rainbows (Radiohead album) In Rainbows
- In re Gault (1967): Due Process Rights for Juveniles In re Gault
- In Repair (Our Lady Peace song)
- In Search of Lost Time
- In Search of the Castaways (1962) — Disney's family adventure musical In Search of the Castaways
- In Square Circle — Stevie Wonder studio album (1985) In Square Circle
- In the Aeroplane Over the Sea — Neutral Milk Hotel album In the Aeroplane Over the Sea
- In the Air Tonight
- In the Bleachers — sports cartoon by Steve Moore In the Bleachers
- In the End (Linkin Park song) In the End
- In the Flesh? (Pink Floyd song) In the Flesh?
- In the Heat of the Night (American TV crime drama, 1988–1995) In the Heat of the Night (TV series)
- In the Heights — musical about community, identity, and Washington Heights In the Heights
- In the Lonely Hour — Sam Smith's debut studio album In the Lonely Hour
- In the Realm of the Senses (1976) — film overview and controversies In the Realm of the Senses
- In the Wake of the Bounty
- In the Zone (Britney Spears album) In the Zone
- In Through the Out Door (Led Zeppelin album) In Through the Out Door
- In Too Deep (Sum 41 song)
- In Utero (Nirvana album) In Utero
- In vitro fertilisation (IVF): overview, procedure, uses and considerations In vitro fertilisation
- In Waves (Trivium album) In Waves
- In Your House — WWF short-format pay-per-view series and its legacy In Your House
- In-N-Out Burger
- Ina Bauer (figure skating move) Ina Bauer
- Clasina "Ina" Isings — Dutch classical archaeologist and curator Ina Isings
- Ina, Illinois
- Inaba Province (historic province of Japan) Inaba Province
- Inagua (Bahamas): islands, wildlife and human settlement Inagua
- Iñaki Azkuna — Mayor of Bilbao and Urban Regeneration Leader Iñaki Azkuna
- Inanna — Sumerian goddess of love, war, and kingship Inanna
- Inari
- Inari — Japanese deity of rice, fertility, and prosperity Inari (mythology)
- Inari, Finland
- Inauguration: ceremonial beginning of office or opening of public works Inauguration
- Inauguration of Donald Trump (January 20, 2017) Inauguration of Donald Trump
- Inauguration of George H. W. Bush (January 20, 1989) Inauguration of George H. W. Bush
- Inauguration of Gerald Ford (August 9, 1974) Inauguration of Gerald Ford
- Inauguration of Jimmy Carter (January 20, 1977) Inauguration of Jimmy Carter
- Inauguration of John Adams (March 4, 1797) Inauguration of John Adams
- Inauguration of John F. Kennedy, January 20, 1961 Inauguration of John F. Kennedy
- Inauguration of John Quincy Adams, March 4, 1825 Inauguration of John Quincy Adams
- Inauguration of John Tyler (1841) Inauguration of John Tyler
- Inbreeding: mating of closely related organisms Inbreeding
- Inca Civil War (War of Succession between Huáscar and Atahualpa) Inca Civil War
- Inca Empire (Tawantinsuyu): Overview, Society, and Legacy Inca Empire
- Inca road system (Qhapaq Ñan) Inca road system
- Inca rope bridge: design, history, and cultural importance Inca rope bridge
- Incahuasi — high volcano of the Argentine Andes Incahuasi
- Incarnation (religious concept) Incarnation
- Incarnation (Christianity)
- Incendiary (2008 film) Incendiary (movie)
- Incendiary device: history, materials, uses, and legal status Incendiary device
- Incense: aromatic materials, history, and common uses Incense
- Inception (2010 film) Inception
- Incertae sedis: taxonomic label for uncertain placement Incertae sedis
- Incest: definition, legal and cultural perspectives, risks and responses Incest
- Incesticide (Nirvana compilation album) Incesticide
- Inch (unit of length) Inch
- Inch of mercury (inHg): a historical unit of pressure Inch of mercury
- Incheon Metropolitan City — South Korean port, airport hub, and urban region Incheon
- Incheon International Airport
- Inchy-en-Artois — small commune in Pas-de-Calais, northern France Inchy-en-Artois
- Incidental music: purpose, history, and notable examples Incidental music
- Waste Incineration: Combustion, Energy Recovery, and Environmental Controls Incineration
- Incisivosaurus: a small, tooth-specialized theropod from the Early Cretaceous Incisivosaurus
- Incisor: structure, function, and variation in mammals Incisor
- Incitatus — Caligula's favoured horse of Ancient Rome Incitatus
- Inclined Plane (Simple Machine) Inclined plane
- Inclusive disjunction (logical OR) Inclusive disjunction
- Inclusive education
- Incognito (Céline Dion album) Incognito
- Income: definition, types, measurement, and uses Income