Editing Alpha (disambiguation)

{{wiktionary|alpha|Alpha|Α|α}}

'''[[Alpha]]''' ({{Script|Grek|Α}} or {{Script|Grek|α}}) is the first letter of the Greek alphabet.

'''Alpha''' or '''ALPHA''' may also refer to:
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==Letters==
* [[Latin alpha]] ({{IPA|ɑ}}), a letter of the Latin alphabet
* {{IPA|ɑ}}, a glyph in the [[International Phonetic Alphabet]]
* {{IPA|ɑ}}, a vowel in the [[General Alphabet of Cameroon Languages]]
* Alfa, the first letter in the [[NATO phonetic alphabet]]

==Art and entertainment==
===Books and comics===
* [[Alpha (Lombard)|''Alpha'' (Lombard)]], a Franco-Belgian comics series
* ''[[The Alphas]]'', a young-adult novel series by Lisi Harrison
* ''Alpha 1'' through ''Alpha 9'', [[Robert Silverberg bibliography#Alpha|anthologies edited by Robert Silverberg]]
===Film and television===
* [[Alpha (2018 film)|''Alpha'' (2018 film)]], an American prehistoric adventure film 
* [[Alpha (2019 film)|''Alpha'' (2019 film)]], a Bangladeshi film
* [[Alpha (2025 French film)|''Alpha'' (2025 French film)]], an upcoming French film
* [[Alpha (2025 Hindi film)|''Alpha'' (2025 Hindi film)]], an upcoming film in the ''YRF Spy Universe'' series
* ''[[Alpha Alpha]]'', a German science fantasy series
* ''[[Alphas]]'', an American science fiction TV series 2011–2012
* [[Alpha (The X-Files)|"Alpha" (''The X-Files'')]], a sixth-season episode of ''The X-Files''
* [[Alpha and Omega (radio plays)|''Alpha'' and ''Omega'' (radio plays)]]
* [[Alpha TV]], a Greek television channel

===Fictional characters and places===
* [[Alpha (DC Comics)]], a character from DC Comics
* [[Alpha (Marvel Comics)]], a character from Marvel Comics
* [[Alpha (The Walking Dead)|Alpha (''The Walking Dead''{{--)}}]], an antagonist from the ''Walking Dead'' comic and TV series
* [[Alpha 4 (Power Rangers)]], [[Alpha 5 (Power Rangers)]]<!--OK-->, [[Alpha 6 (Power Rangers)]]<!--OK-->, or [[Alpha 7 (Power Rangers)]]<!--OK-->, characters in the ''Power Rangers'' universe
* [[Alpha the Ultimate Mutant]], a character in Marvel Comics
* [[Moonbase Alpha (Space: 1999)|Moonbase Alpha ''(Space: 1999)'']], the primary setting for the television series ''Space: 1999''
* Alpha, a wolf character in the animated film ''[[Storks (film)|Storks]]''
* Alpha, the lead dog from the 2009 animated film ''[[Up (2009 film)|Up]]''
* [[Alpha Trion]], an autobot character in ''The Transformers''
* Alpha, a fictional computer in Mike Walker's radio play ''[[Alpha and Omega (radio plays)|Alpha]]''
* Alpha Lexa, a character from ''[[Ryan's World]]''
* Alpha, the main antagonist of ''[[Xenoblade Chronicles 3#Future Redeemed|Xenoblade Chronicles 3: Future Redeemed]]''

===Gaming===
* [[Alpha (Magic: The Gathering)|Alpha (''Magic: The Gathering'')]], a card set
* [[Alpha (video game)|''Alpha'' (video game)]], released in 1986

=== Internet properties ===

* [[Airlock Alpha]], a science fiction website primarily dedicated to Star Trek

===Music===
* Alpha, a French early music label record label, now part of [[Outhere]]
* Alpha chord, in the [[octatonic scale]]
* [[Alpha (band)]], a British electronic music group
*[[Alpha (Kazakh band)]], a Kazakh [[Q-pop]] music group

====Albums====
* [[Alpha (Aitana album)|''Alpha'' (Aitana album)]] (2023)
* [[Alpha (Alice Nine album)|''Alpha'' (Alice Nine album)]] (2007)
* [[Alpha (Asia album)|''Alpha'' (Asia album)]] (1983)
* [[Alpha (Charlotte Day Wilson album)|''Alpha'' (Charlotte Day Wilson album)]] (2021)
* [[Alpha (CL album)|''Alpha'' (CL album)]] (2021)
* [[Alpha (Jelena Karleuša album)|''Alpha'' (Jelena Karleuša album)]] (2023)
* [[Alpha (Selena y Los Dinos album)|''Alpha'' (Selena y Los Dinos album)]] (1986)
* [[Alpha (Sevendust album)|''Alpha'' (Sevendust album)]] (2007)
* [[Alpha (Shenseea album)|''Alpha'' (Shenseea album)]] (2022)
* [[Alpha (War of Ages album)|''Alpha'' (War of Ages album)]] (2017)

====Songs====
* [[Alpha (song)|"Alpha" (song)]], a 2014 song by Kollegah
* "Alpha", a track on the 1976 album ''[[Albedo 0.39]]'' by Vangelis
* "Alpha", a song by C418 from the 2013 soundtrack ''[[Minecraft – Volume Beta]]''

==Business==
* [[Alpha Bank]], a Greek bank, or their stock symbol ALPHA
* [[Alpha Books]], an imprint of Penguin Group
* [[Alpha Industries]], an American clothing company
* [[Alpha Media]], an American radio broadcasting company
* [[Alpha TV]], a Greek terrestrial channel
* [[Alpha Video]], an American entertainment company
* Alpha, a streaming service operated by [[Legendary Entertainment#Legendary Digital Networks|Legendary Entertainment]] from 2016 to 2019
* [[Alpha (Australian magazine)|''Alpha'' (Australian magazine)]], an Australian men's sport magazine
* ''Alpha'', an investor magazine, later incorporated into ''[[Absolute Return + Alpha]]''

==People==
* [[Alpha (given name)]], a list of people with the name
* [[Elizabeth Alpha-Lavalie]] (1947–2013), Sierra Leonian politician
* [[Jenny Alpha]] (1910–2010), Martinique-born French actress and singer
*[[Alpha Lee]] (1994–), professor at the University of Cambridge's Department of Physics

==Places==
===United States of America===

* [[Alpha, California]], former settlement
* [[Alpha, Illinois]], a village
* [[Alpha, Iowa]], an unincorporated community
* [[Alpha, Kentucky]], an unincorporated community
* [[Alpha, Maryland]], an unincorporated community
* [[Alpha, Michigan]], a village
* [[Alpha, Minnesota]], a city
* [[Alpha, Missouri]], an unincorporated community
* [[Alpha, New Jersey]], a borough
* [[Alpha, Ohio]], a neighborhood of the city of Beavercreek
* [[Alpha, Oregon]], an unincorporated community
* [[Alpha (Morristown, Tennessee)]], a neighborhood
* [[Alpha, Texas]], an unincorporated freedman's town
* [[Alpha, Virginia]], an unincorporated community
* [[Alpha, Washington]], an unincorporated community
* [[Alpha, Wisconsin]], an unincorporated community
* [[Alpha Ridge, Alaska]], a mountain ridge

===Elsewhere===
* [[Alpha, Queensland]], a town in Australia
* [[Alpha Ridge]], an undersea ridge in the Arctic Ocean

==Science, technology and mathematics==

=== Biology ===
* [[Alpha (ethology)]] (also "alpha male" and "alpha female"), the highest ranking individuals in a community of social animals
* [[Alpha helix|Alpha helixes]], which are a type of secondary protein structures
* α receptors, a type of [[Adrenergic receptor]]
* [[SARS-CoV-2 Alpha variant]], one of the variants of SARS-CoV-2, the virus that causes COVID-19
* A class of [[Immunoglobulin heavy chain|Immunoglobulin heavy chains]] that defines [[Immunoglobulin A|IgA]] type [[Antibody|antibodies]]
* ''[[Trinchesia alpha]]'', a species of sea slug
*''[[Ponera alpha]]'', a species of ant

===Computing===
* [[Alpha (programming language)]], an early database language
* [[Alpha compositing]], an image processing technique
* Alpha phase of a [[software release life cycle]]
* [[AlphaServer]], DEC now HP machine successor to the VAX 
* [[AlphaStation]], DEC now HP workstation successor to the VAX
* [[DEC Alpha]], an instruction set architecture developed by Digital Equipment Corporation (DEC)
* [[Wolfram Alpha]], a computational knowledge engine

===Mathematics and statistics===
* [[Alpha (finance)]], a measurement of active return on an investment
* [[Cronbach's alpha]], a statistical measure of reliability
* [[Angular eccentricity]] (conventional symbol "α")
* Navigational [[azimuth]] (symbol "α")
* One of the [[Feigenbaum constants]] describing a bifurcation diagram, in mathematics (symbol "α")
* The probability of a [[Type I and type II errors|type I error]] in statistics (symbol "α")
* The [[Statistical significance|significance level]] of a statistical test (symbol "α") 
* The [[Ackermann function#Inverse|inverse Ackermann function]]
* α, sometimes used as a placeholder for [[ordinal number]]s

===Science===
* [[Antiproton Decelerator#ALPHA|ALPHA]], a particle physics experiment at CERN
* [[ALPHA Collaboration]], (Antihydrogen Laser PHysics Apparatus), a team of scientists
* [[Alpha particle]], form of particle radiation
* [[Alpha wave]]s, recorded by electroencephalography
* [[Angle of attack]] in aerodynamics (symbol "α")
* [[Angular acceleration]] in physics (symbol "α")
* [[Coefficient of thermal expansion]] in thermodynamics (symbol "α")
* [[Fine-structure constant]] in physics (symbol "α")
* [[Thermal diffusivity]] in thermodynamics (symbol "α")
* Common-base current gain of a [[transistor]] in electronics (symbol "α")
* α, the isotope fractionation factor between two substances in [[geochemistry]]
* Alpha, the brightest star in a constellation according to the [[Bayer designation]]

===Technology===
* [[Alpha (navigation)]], a Russian radio navigation system
* [[Minolta Alpha]], the Japanese name for a series of SLR cameras known as Maxxum or Dynax elsewhere
* [[Sony α]] or Sony Alpha, a digital SLR series by Sony, direct successor to the Minolta Alpha series
* [[Samsung Galaxy Alpha]], 2014 Android smartphone by Samsung

==Transportation==
* [[GM Alpha platform]], the underpinning of various GM vehicles
* [[Alpha (sternwheeler)|''Alpha'' (sternwheeler)]], a 19th-century river vessel
* [[Advance Alpha]], a Swiss paraglider design
* [[Alpha 2000]], a light aircraft built in New Zealand
* [[Dassault/Dornier Alpha Jet]], a French/German jet trainer aircraft
* [[Firefly Alpha]], an orbital rocket
* [[Kohler Alpha]], an American glider
* [[Pipistrel Alpha Trainer]], a Slovenian light-sport aircraft

==Tropical and subtropical cyclones==
* [[Subtropical Storm Alpha (1972)]], first storm of the 1972 Atlantic hurricane season
* [[Tropical Storm Alpha (2005)]], twenty-third storm of the 2005 Atlantic hurricane season
* [[Subtropical Storm Alpha (2020)]], twenty-second storm of the 2020 Atlantic hurricane season

==Other uses==
* [[ALPHA (drug)]], a psychoactive drug
* [[NATO phonetic alphabet]], series of letters described by [[NATO]].
* [[Generation Alpha]], the demographic cohort succeeding Generation Z
* [[Alpha course]], an introductory course in Christianity
* [[Alpha Group]], a Russian counterterrorism unit
* [[Alpha Secondary School]], a high school in Burnaby, British Columbia, Canada
* [[Alpha Boys School]], a school in Kingston, Jamaica
* Alpha, or Service "A", one of the [[uniforms of the United States Marine Corps]]

==See also==
* {{Look from|Alpha}}
* {{In title|Alpha}}
*[[Alpha and Omega (disambiguation)]]
*[[Alpha value (disambiguation)]]
*[[Alfa (disambiguation)]]
*[[Moonbase Alpha (disambiguation)]]
*[[A]], the letter
*[[Space Station Alpha]]
*[[Space Complex Alpha]]
*[[Beginning (disambiguation)]]
*[[Birth (disambiguation)]]
*[[Construction (disambiguation)]]

{{disambiguation|geo|school}}