Beta (disambiguation)

Look up Beta, beta, béta, or bêta in Wiktionary, the free dictionary.

Beta (B, β) is the second letter of the Greek alphabet.

Beta or BETA may also refer to:

Technology

Betacam, a family of half-inch professional videotape products developed by Sony
Betamax, home videocassette tape recording format developed by Sony
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

Beta release, or betaware, a phase in software development before an official release
BETA (programming language), a programming language

Beta, a rank in a community of social animals; See Alpha
Beta-endorphin, a kind of neurotransmitter
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 (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 (plasma physics), the ratio of thermal to magnetic pressure in plasma
Beta (velocity), the speed of an object relative to the speed of light
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
β, a symbol for compressibility, a measure of the relative volume change of a fluid or solid as a response to a pressure change
Thermodynamic beta, in thermodynamics and statistical mechanics—a numerical quantity related to the thermodynamic temperature of a system
Phase Constant (β), in electromagnetics and electrical engineering, used in the theory of plane waves; See Propagation constant

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
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
Beta invariant, of a matroid

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

Beta (film), a 1992 Bollywood film directed by Indra Kumar
Beta (Magic: The Gathering), the second (revised) part of the first set of the card game Magic: The Gathering
β, a classification of strength in the Earthbound, or Mother, series of Nintendo role-playing games

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
Beta (Transformers), a female Transformer from Transformers: Generation 1
BETA, an organization in the 1986 TV series The Adventures of the Galaxy Rangers
Beta Quadrant, one of four quadrants in the galaxy in Star Trek
Beta Hirogen, the second in command of a Hirogen hunting party, as seen in Star Trek: Voyager
Coral the Betta, a character in Sonic the Hedgehog

Beta Recordings, a record label headed by John B
Broadcasting and Entertainment Trades Alliance, sometimes known by the acronym "BETA"
Beta News Agency, Serbian independent news agency
Beta Six, IT Services in southern United Kingdom
South Texas Business Education & Technology Academy (BETA)
National Beta Club, a high school honor society
BETA Cargo, a defunct Brazilian airline
British Equestrian Trade Association, a membership organisation in the United Kingdom
Lifetime (TV network), pre-launch branded as BETA
Beta (motorcycle manufacturer), an Italian off-road motorcycles manufacturer

Advance Bi Beta, a Swiss paraglider design
Lancia Beta, a car produced by Lancia
Voiced bilabial fricative (β), the voiced bilabial fricative symbol of the international phonetic alphabet
Beta Israel, a name given to Jewish communities that occupied territories of the Aksumite and Ethiopian (Habesh or Abyssinia) empires
Beta reader, a person who critiques a written work prior to public release