Search by letter: A
Search by letter
Search by letter: A
- Amersham station (Buckinghamshire) Amersham station
- Amery, Wisconsin: Small City in Polk County Amery, Wisconsin
- Ames, Iowa — city, university, and research center Ames, Iowa
- Ames, Oklahoma
- Ames, Pas-de-Calais — commune in northern France Ames, Pas-de-Calais
- Ames, Texas
- Amesbury: market town beside Stonehenge in Wiltshire, England Amesbury
- Amethyst — the violet variety of quartz Amethyst
- Amethyst (color): definition, color values, history and design uses Amethyst (color)
- Amettes — commune in Pas-de-Calais, northern France Amettes
- Amfissa (Amphissa) — town in central Greece Amfissa
- Amfreville (Calvados): commune in northwest France Amfreville, Calvados
- Amhara Region, Ethiopia Amhara Region
- Amharic language
- Amherst
- Amherst County, Virginia
- Amherst, Massachusetts — Overview, History and Notable Features Amherst, Massachusetts
- Amherst, Nova Scotia
- Amherst, Ohio — city profile, geography, and history Amherst, Ohio
- Amherst, Virginia
- Amherst, Wisconsin (village) — overview and local profile Amherst, Wisconsin
- Ami Otaki — Japanese football forward and international player Ami Otaki
- Amicus curiae (friend of the court) Amicus curiae
- Amidah (Shemoneh Esrei): Central Standing Prayer in Jewish Liturgy Amidah
- Amide (chemical functional group and ion) Amide
- Amidon, North Dakota
- Amiens — city in Somme, northern France Amiens
- Amiens Cathedral (Notre‑Dame d'Amiens) Amiens Cathedral
- Amietophrynus — African true toads (genus) Amietophrynus
- Amifontaine: a small commune in Aisne, Hauts-de-France Amifontaine
- Amiga: Commodore's 1980s multimedia personal computer family Amiga
- Amiga CD32 — Commodore's 1993 32‑bit CD-ROM game console Amiga CD32
- Amiga CDTV
- Amigny-Rouy, commune in Aisne (northern France) Amigny-Rouy
- Amiibo
- Amilly, Loiret
- Amin Maalouf: novelist, essayist and chronicler of identity Amin Maalouf
- Amin Nasir: Singaporean footballer and coach Amin Nasir
- Amine: structure, classification, properties and applications Amine
- Amine Gemayel — Lebanese politician and president (1982–1988) Amine Gemayel
- Aminjikarai taluk (Chennai) Aminjikarai taluk
- Amino acid
- Amintore Fanfani — Italian statesman and five-time Prime Minister Amintore Fanfani
- Aminul Haque — Bangladeshi politician and former telecom minister Aminul Haque
- Aminul Islam (academic)
- Amir Ahmed Khan, Raja Sahib of Mahmudabad Amir Ahmed Khan
- Amir al-Mu'minin: Commander of the Faithful Amir al-Mu'minin
- Amir Ganiel — Israeli swimmer, national champion and later medical professional Amir Ganiel
- Amir Karič — Slovenian footballer and fullback Amir Karič
- Amir Khusrow: Persianate Poet, Sufi Musician, and Cultural Innovator Amir Khosrow
- Amir Peretz: Israeli politician and trade-union leader Amir Peretz
- Amir Talai
- Amirat — commune in Alpes-Maritimes, Provence-Alpes-Côte d'Azur Amirat
- Amiri Baraka: Poet, Playwright, and Leader of the Black Arts Movement Amiri Baraka
- Amish: Origins, Beliefs, Lifestyle, and Community Practices Amish
- Amish friendship bread (Herman): starter, recipes, and sharing tradition Amish friendship bread
- Amish Paradise — Weird Al Yankovic parody of Gangsta's Paradise Amish Paradise
- Amistad (1997 film) Amistad (movie)
- Amit Shah — Indian politician and Home Minister Amit Shah
- Amitabh Bachchan: Indian film actor and cultural icon Amitabh Bachchan
- Amite City, Louisiana
- Amite County, Mississippi: Overview, History, and Characteristics Amite County, Mississippi
- Amityville, New York
- Amjad Sabri — Pakistani qawwali singer and Sufi performer Amjad Sabri
- Amlikon-Bissegg, municipality in Thurgau, Switzerland Amlikon-Bissegg
- Amman: history, geography, culture and modern development Amman
- Ammerland: district in northwestern Lower Saxony, Germany Ammerland
- Ammerschwihr — Alsace wine village and commune in Haut-Rhin Ammerschwihr
- Ammerswil: municipality in Lenzburg district, canton of Aargau, Switzerland Ammerswil
- Ammerthal: municipality in Amberg‑Sulzbach, Bavaria, Germany Ammerthal
- Ammerzwiller: former commune in Haut-Rhin, Alsace (merged into Bernwiller) Ammerzwiller
- Ammeter: instrument for measuring electric current Ammeter
- Ammit — the Ancient Egyptian Devourer of the Dead Ammit
- Ammon — ancient kingdom east of the Jordan (capital Rabbath Ammon / Amman) Ammon
- Ammon, Idaho — overview, history, and local characteristics Ammon, Idaho
- Ammonia (NH3): properties, production, uses, and safety Ammonia
- Ammonite — extinct spiral-shelled marine cephalopods Ammonite
- Ammonium (NH4+): formation, properties, uses and environmental role Ammonium
- Ammonium carbonate: properties, uses, history, and safety Ammonium carbonate
- Ammonium chlorate (NH4ClO3) — properties, hazards, and uses Ammonium chlorate
- Ammonium chloride
- Ammonium dichromate
- Ammonium nitrate
- Ammonium perchlorate
- Ammonium sulfate
- Ammonium sulfide (NH4)2S Ammonium sulfide
- Ammunition: types, components, history and uses Ammunition
- Amné: commune in Sarthe, Pays de la Loire, France Amné
- Amnesia: causes, types, diagnosis and management Amnesia
- Amnesiac (Radiohead album) Amnesiac
- Amnesic Shellfish Poisoning
- Amnesty International: overview, history, focus areas and methods Amnesty International
- Amniocentesis: prenatal diagnostic procedure Amniocentesis
- Amniote — Vertebrates Defined by the Amniotic Egg Amniote
- Amniotic sac
- Amnon Krauz — Israeli Olympic Swimmer Amnon Krauz
- Amo Houghton: Business Leader and Moderate Republican Representative Amo Houghton
- Amoeba — single-celled organisms with pseudopodia Amoeba
- Amoebiasis (Amebiasis): intestinal infection caused by Entamoeba Amoebiasis
- Amoeboid movement: cell crawling driven by pseudopodia and cytoskeletal dynamics Amoeboid movement
- Amoebozoa: the amoeboid eukaryotes, slime moulds, and their biology Amoebozoa
- Amol — city in Mazandaran Province, northern Iran Amol
- AMOLED — Active Matrix OLED display technology AMOLED
- Amolops himalayanus — a Himalayan torrent frog Amolops himalayanus
- Amon Amarth: Swedish Melodic Death Metal Band Known for Viking Themes Amon Amarth (band)
- Amor asteroids Amor asteroid
- Amor de barrio (Mexican telenovela) Amor de barrio
- Amor Gitano — duet for Zorro: La Espada y la Rosa Amor Gitano
- Amor Prohibido — Selena album Amor Prohibido
- Amor Prohibido (song) Selena
- Amores con trampa
- Amorgos (Cyclades, Greece) Amorgos
- Amorita, Oklahoma
- Amorites: Ancient Semitic Peoples of Syria and Mesopotamia Amorites
- Amorots-Succos
- Amorphous solid: structure, properties, formation and applications Amorphous solid
- Amorsolo Street, Makati Amorsolo Street
- Amory Lovins: Energy Strategist and Founder of the Rocky Mountain Institute Amory Lovins
- Amos Adams Lawrence
- Amos Arbour — Canadian professional ice hockey left winger (1895–1943) Amos Arbour
- Amos Cardarelli
- Amos Lapidot (1934–2019) — Israeli Air Force commander and Technion president Amos Lapidot
- Amos Oz: Israeli novelist, essayist and advocate for a two-state solution Amos Oz
- Amos, Quebec — Regional Centre in Abitibi-Témiscamingue Amos, Quebec
- Amotz Zahavi: Israeli evolutionary biologist and originator of the handicap principle Amotz Zahavi
- Amou (Landes) — commune in Nouvelle-Aquitaine, France Amou, Landes
- Amount of substance (chemical amount) Amount of substance
- Amour (2012 film) Amour (movie)
- Ampara District, Eastern Province, Sri Lanka Ampara District
- Amparo Rivelles — Spanish actress of stage, film and television Amparo Rivelles
- Ampato (Andean stratovolcano in southern Peru) Ampato
- Ampedus: a genus of click beetles Ampedus
- Ampere — SI unit of electric current Ampere
- Ampère's circuital law
- Ampersand: history, forms, and uses Ampersand
- Ampharos — Electric-type Pokémon (Generation II) Ampharos
- Amphetamine: overview, effects, medical uses, history and risks Amphetamine
- Amphibian: biology, life cycle, evolution and conservation Amphibian
- Amphibole — the double-chain inosilicate mineral group Amphibole
- Amphicoelias: a sauropod from the Morrison Formation Amphicoelias
- Amphipod (Amphipoda): biology, diversity and ecological roles Amphipod
- Amphisbaenia (worm lizards): burrowing squamates Amphisbaenia
- Amphitheatre: design, history and modern uses Amphitheatre
- Amphitrite (Greek sea goddess) Amphitrite
- Amphiuma — elongated aquatic salamanders of the family Amphiumidae Amphiuma
- Amphora: ancient two-handled storage and transport jar Amphora
- Amplier — Small commune in Pas-de-Calais, northern France Amplier
- Amplifier (electronic): overview, types, operation, and applications Amplifier
- Amplitude: size and measures of a wave's oscillation Amplitude
- Amplitude modulation (AM): principles, propagation, history, and uses Amplitude modulation
- Ampoigné — former commune in Mayenne, Pays de la Loire Ampoigné
- AMPROFON — Mexican Association of Phonogram and Videogram Producers AMPROFON
- Ampthill — market town and civil parish in Bedfordshire, England Ampthill
- Ampullariidae (apple snails): biology, distribution, and human interactions Ampullariidae
- Amputation: causes, procedure, rehabilitation and history Amputation
- Amqui: regional centre of the Matapedia Valley, Quebec Amqui
- Amr Diab — Egyptian singer and pop music icon Amr Diab
- Amr Moussa
- Amr Waked — Egyptian film, television and stage actor Amr Waked
- Amr Warda — Egyptian attacking midfielder and winger Amr Warda
- Amriswil (Thurgau, Switzerland) Amriswil
- Amrit Sanskar (Amrit Sanchar): Sikh initiation into the Khalsa Amrit Sanskar
- Amrita Sher-Gil: Pioneer of Indian Modern Art Amrita Sher-Gil
- Amritlal Vegad (1928–2018) Amritlal Vegad
- Amritsar: Sikh spiritual centre and historic city in Punjab, India Amritsar
- Amritsar district (Punjab, India) Amritsar district
- Amroha — city in Uttar Pradesh, India Amroha
- Amroha district (formerly Jyotiba Phule Nagar) Amroha district
- Ali Amrozi bin Haji Nurhasyim — involvement in the 2002 Bali bombings Amrozi bin Nurhasyim
- Amsoldingen, Bern: a municipality in the Thun district Amsoldingen
- Amstelveen — suburban municipality near Amsterdam Amstelveen
- Amsterdam: Capital City, Canals, Culture and Civic Role Amsterdam
- Amsterdam, New York Amsterdam (city), New York
- Amsterdam Admirals
- Amsterdam Airport Schiphol
- Amstetten (Lower Austria) Amstetten
- Amstetten District (Lower Austria) Amstetten District
- Amt (collective municipality in Germany) Amt (political division)
- Amtrak (National Railroad Passenger Corporation) Amtrak
- Amu Darya (Oxus) — Major River of Central Asia Amu Darya
- Amulet: Objects Believed to Bring Luck and Protection Amulet
- Amun: Ancient Egyptian god of hidden air and Theban eminence Amun
- Amundsen Sea: Antarctic embayment and its role in ice dynamics Amundsen Sea
- Amur leopard (Panthera pardus orientalis): status, biology, and conservation Amur leopard
- Amur River (Heilongjiang) — Major River of Northeast Asia Amur River
- Amusement arcade: public places for coin‑op games, pinball and video cabinets Amusement arcade
- Amway: history, business model, products and global presence Amway
- Amy Adams (American actress and singer) Amy Adams
- Amy Brenneman
- Amy Carlson (American actress) Amy Carlson
- Amy Carter
- Amy Childs: British reality star, model and beauty entrepreneur Amy Childs
- Amy Deasismont (Amy Diamond) — Swedish pop singer and performer Amy Deasismont
- Amy Dumas (Lita) — American professional wrestler and entertainer Amy Dumas
- Amy Vandy Fuller Amy Fuller
- Amy Grant — American singer-songwriter and pioneer of contemporary Christian pop Amy Grant
- Amy Heckerling — American film director and screenwriter Amy Heckerling
- Amy Irving
- Amy Klobuchar — U.S. Senator from Minnesota Amy Klobuchar
- Amy Klobuchar 2020 presidential campaign
- Amy Krouse Rosenthal
- Amy Lee: Singer, Songwriter and Frontwoman of Evanescence Amy Lee
- Amy MacDonald (Scottish singer-songwriter) Amy MacDonald
- Amy Madigan — American film and television actress Amy Madigan
- Amy Patterson (Amelia Cabeza de Pelayo Patterson) — Argentine composer (1912–2019) Amy Patterson
- Amy Pietz: American television actress Amy Pietz
- Amy Poehler actress, comedian, director, producer and writer
- Amy Pond (Doctor Who character) Amy Pond
- Amy Ridenour (1959–2017) — American conservative activist and think tank leader Amy Ridenour
- Amy Ryan (American actress) Amy Ryan
- Amy Schumer: comedian, writer, actress and producer Amy Schumer
- Amy Sedaris
- Amy Smart — American actress and former fashion model Amy Smart
- Amy Stiller — American actor, stand-up comedian, and Bikram Yoga instructor Amy Stiller
- Amy Tan — American novelist and essayist Amy Tan
- Amy Winehouse: life, music, and legacy Amy Winehouse
- Amy Yasbeck: American actress known for comedy films and television Amy Yasbeck
- Amygdala
- Amygdaloideae — Rosaceae subfamily including stone fruits and pomes Amygdaloideae
- Amylase: enzymes that break down starch into sugars Amylase
- Amyloidosis: causes, types, diagnosis, and clinical significance Amyloidosis
- Amyloplast — the starch‑storing plastid in plants Amyloplast
- Amzie Strickland (1919–2006) Amzie Strickland
- An Adventuress (1920 film) An Adventuress
- An Affair to Remember (1957) — classic American romantic drama An Affair to Remember
- An American in Paris (1951 film) An American in Paris (movie)
- An American Life (1990) — Autobiography of Ronald Reagan An American Life
- An American Tail
- An Extremely Goofy Movie
- An Inconvenient Truth — 2006 documentary on climate change An Inconvenient Truth
- An Innocent Man (1989 film) An Innocent Man (movie)
- An Inspector Calls
- An Invisible Sign
- An Najaf: Iraqi city and centre of Shia religious life An Najaf
- An Outcast of the Islands (novel by Joseph Conrad) An Outcast of the Islands
- An Shigao: Early Translator and Buddhist Teacher in China An Shigao
- An Unmarried Woman (1978 film) An Unmarried Woman
- An Yong-hak (North Korean association footballer) An Yong-hak
- An'ei: Japanese era name (1772–1781) during the mid-Edo period An'ei
- Ana Brnabić: Serbian prime minister — career, significance and background Ana Brnabić
- Ana Castillo: Chicana Poet, Novelist, and Essayist Ana Castillo
- Ana de Armas — Cuban‑Spanish actress Ana de Armas
- Ana González de Recabarren: Chilean human rights activist and AFDD leader Ana González de Recabarren
- Ana Ivanović — Serbian former world No. 1 and 2008 French Open champion Ana Ivanović
- Ana Kasparian — American political commentator and media host Ana Kasparian
- Ana Konjuh — Croatian tennis player and junior Grand Slam champion Ana Konjuh
- Ana María Giunta: Argentine actress (1943–2015) Ana María Giunta
- Ana María Matute
- Ana María Vela Rubio
- Ana Ortiz
- Ana‑Maria Avram — Romanian composer of spectral and hyper‑spectral music Ana-Maria Avram
- Anabaptist: beliefs, history, and major communities Anabaptist
- Anabolic steroids (anabolic–androgenic steroids) Anabolic steroid
- Anabolism: Biological Synthesis and Metabolic Building Processes Anabolism
- Anacardiaceae — the cashew and sumac family Anacardiaceae
- Anaconda (Green Anaconda, Eunectes murinus) Anaconda
- Anaconda (Linux installer) Anaconda (installer)
- Anaconda Plan (Union strategy in the American Civil War) Anaconda Plan
- Anaconda, Montana
- Anacrusis: pickup in music and poetry Anacrusis
- Anadarko, Oklahoma: county seat and regional cultural center Anadarko, Oklahoma
- Anadolu University — Turkish public university and leader in open education Anadolu University
- Anadyr (town)
- Anaerobic digestion: microbial breakdown of organic matter and biogas production Anaerobic digestion
- Anaerobic organism
- Anaerobic respiration
- Anagram: definition, history, examples and uses Anagram
- Anaheim Ducks (NHL team) Anaheim Ducks
- Anaheim, California
- Anahim Volcanic Belt
- Anahuac, Texas — county seat on Trinity Bay Anahuac, Texas
- Anaïs Nin: Writer of Diaries, Erotica, and Literary Modernism Anaïs Nin
- Anaktuvuk Pass, Alaska
- Anal cancer: overview, causes, diagnosis and treatment Anal cancer
- Anal Cunt: American grindcore band known for extreme noise and controversy Anal Cunt
- Anal fissure: causes, symptoms, diagnosis, treatment and prevention Anal fissure
- Anal-retentive (informal term for extreme neatness or orderliness) Anal retentive
- Anal sex (anal intercourse and anal stimulation) Anal sex
- Anal stage (Freud's psychosexual development) Anal stage
- The Analects: Sayings of Confucius and Their Influence Analects
- Analeigh Tipton
- Analgesic (painkiller): overview, types, uses and risks Analgesic
- Analog (analogue): concept, characteristics, history and applications Analog
- Analog Science Fiction and Fact
- Analog signal
- Analog signal processing: principles, components, and applications Analog signal processing
- Analog television broadcasting Analog television
- Analog-to-Digital Converter (ADC): Principles, Types, and Applications Analog-to-digital converter
- Analogue computer: overview, history, design, and modern relevance Analogue computer
- Analogy: forms, reasoning, and practical uses Analogy
- Analysis: definition, history, methods, and applications Analysis
- Analytic Geometry (Coordinate or Cartesian Geometry) Analytic geometry
- Analytic language (isolating language typology) Analytic language
- Analytic philosophy: origins, methods, and influence Analytic philosophy
- Analytical chemistry: principles, methods, and applications Analytical chemistry
- Analytical psychology (Jungian psychology) Analytical psychology
- Anambra State: Overview, Cities, Economy and Culture Anambra State
- Anamosa, Iowa — small city in Jones County and cultural center Anamosa, Iowa
- Anand Panyarachun: Thai statesman and twice-appointed prime minister Anand Panyarachun
- Anand Shukla — Indian first-class cricketer (1941–2015) Anand Shukla