Beta (disambiguation)

Beta (disambiguation)
Beta (B, β) is the second letter of the Greek alphabet.
Beta or BETA may also refer to:
Arts, entertainment, and media
Films
Beta (film), a 1992 Bollywood film directed by Indra Kumar
Beta Test (film), a 2016 American science fiction film directed by Nicholas Gyeney
The Beta Test, a 2021 American dark comedy film directed by Jim Cummings
Fictional entities
BETA (Muv-Luv) (Beings of the Extra Terrestrial origin which is Adversary of human race), an alien race from the video game series Muv-Luv
β, a classification of strength in the Earthbound, or Mother, series of Nintendo role-playing games
Beta, a wolf character in the animated film Storks
BETA, an organization in the 1986 TV series The Adventures of the Galaxy Rangers
Beta (The Walking Dead), an antagonist in the Walking Dead comic series
Beta Hirogen, the second in command of a Hirogen hunting party, as seen in Star Trek: Voyager
Beta Quadrant, one of four quadrants in the galaxy in Star Trek
Other uses in arts, entertainment, and media
Beta (Magic: The Gathering), the second (revised) part of the first set of the card game Magic: The Gathering
Beta chord
Beta News Agency, Serbian independent news agency
Beta Recordings, a record label headed by John B
Lifetime (TV network), pre-launch branded as BETA
beta, a combat robot competing in BattleBots
Beta, a mountain biking magazine and website launched by Outside (company) in 2021
Computing
BETA (programming language), a programming language
Beta release, or betaware, a phase in software development before an official release
Perpetual beta, software or a system that never leaves the beta development stage
Mathematics, finance, and statistics
Beta (finance), the β coefficient in the capital asset pricing model
β, the probability of a Type II error in statistics; See Type I and type II errors
β-reduction, a reduction rule for lambda calculus
Beta distribution, in statistics, a family of continuous probability distributions
Beta function, a special function also known as the Euler integral of the first kind
Beta invariant, of a matroid
Dirichlet beta function
Eratosthenes, Greek mathematician nicknamed Beta (Βῆτα)
Standardized coefficient or beta coefficient, in statistics, the estimate of an analysis performed on variables that have been standardized so that they have variances of 1
Organisations
Beta (motorcycle manufacturer), an Italian off-road motorcycles manufacturer
BETA Cargo, a defunct Brazilian airline
Beta Technologies, an America electric aircraft manufacturer
British Equestrian Trade Association, a membership organisation in the United Kingdom
Broadcasting and Entertainment Trades Alliance, sometimes known by the acronym "BETA"
National Beta Club, a high school honor society
South Texas Business Education & Technology Academy (BETA)
Places
Beta, Ohio, a ghost town in the United States
Beța, a village in Lopadea Nouă Commune, Alba County, Romania
Beta, a village in Mugeni Commune, Harghita County, Romania
Beta Israel, a name given to Jewish communities that occupied territories of the Aksumite and Ethiopian (Habesh or Abyssinia) empires
Beta (Olt), a tributary of the Olt in Harghita County, Romania
Beta, a tributary of the Târnava Mare in Harghita County, Romania
Psychology
Beta movement, a perceptual illusion whereby two or more still images are combined by the brain into surmised motion
Beta quadra, one of the four quadras in socionics
Type-beta, a personality type now commonly referred to as type-B; See Type A and Type B personality theory
Science
Biology and medicine
Beta (plant), a genus of flowering plants, mostly referred to as beets
Beta (grape), a variety of North American grape
β1 and β2, or beta-1 and beta-2, adrenergic receptors
Beta, a rank in a community of social animals; See Alpha
Beta carbon, in organic chemistry—the second carbon atom in a chain when counting from a functional group; See Alpha and beta carbon
Beta cell, a type of cell in the pancreas, which produces insulin
Beta sheet, a secondary protein structure
Beta-endorphin, a kind of neurotransmitter
SARS-CoV-2 Beta variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19
Physics
Beta (plasma physics), the ratio of thermal to magnetic pressure in plasma
Beta (velocity), the speed of an object relative to the speed of light in special relativity.
β, a symbol for compressibility, a measure of the relative volume change of a fluid or solid as a response to a pressure change
Beta function (physics), also β(g)—a function in quantum field theory
Beta particle, a name used to refer to high-energy electrons (β−) or positrons (β+) emitted by certain types of radioactive nuclei
Phase Constant (β), in electromagnetics and electrical engineering, used in the theory of plane waves; See Propagation constant
Precursor yield fraction, leading to delayed neutrons in nuclear reactors
Thermodynamic beta, in thermodynamics and statistical mechanics—a numerical quantity related to the thermodynamic temperature of a system
Other uses in science
Hurricane Beta, a 2005 hurricane
Tropical Storm Beta (2020), a 2020 tropical storm
Sports
Beta (climbing), climbing jargon that designates information about a climb
Beta Ethniki, the second tier division of the Greek football (soccer) league
Technology
Beta (time signal), a time signal service broadcast in the very low frequency range in Russia
Beta, the common-emitter current gain of a bipolar junction transistor
Betacam, a family of half-inch professional videotape products developed by Sony
Betamax, home videocassette tape recording format developed by Sony
Other uses
Advance Bi Beta, a Swiss paraglider design
Beta male (slang), a pejorative term for a man considered as weak and emasculated
Lancia Beta, a car produced by Lancia
Beta reader, a person who critiques a written work prior to public release
Voiced bilabial fricative (β), the voiced bilabial fricative symbol of the International Phonetic Alphabet
See also
ß, a German letter that resembles β
B3ta, a British humour webcommunity
Betta, a genus of fish, often misspelled “beta”
Coral the Betta, a character in the Sonic the Hedgehog comics by Archie