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View synonyms for beta
beta
[ bey-tuh; or, especially British, bee- ]
noun
- the second letter of the Greek alphabet (β, B).
- the consonant sound represented by the second letter of the Greek alphabet.
- Beta, Astronomy. a star that is usually the second brightest of a constellation:
The second brightest star in Taurus is Beta Tauri.
- Chemistry.
- one of the possible positions of an atom or group in a compound.
- one of two or more isomeric compounds.
- the second of any series, as in chemistry or physics.
- Computers. the phase of hardware or software development in which a product is tested in the environment for which it was designed: beta test ( def 2 ).
Our newest product, currently in beta with new features being added regularly, is perfect for busy professionals who need to organize their calendars.
- Also called be·ta co·ef·fi·cient [bey, -t, uh, koh-, uh, -fish-, uh, nt, bee, -], Stock Exchange. an arbitrary measure of the volatility of a given stock using an index of the volatility of the market as a whole:
A beta of 1.1 indicates a stock that is 10 percent more volatile than the market.
- Beta, Trademark. a brand of tape format for VCR tape, incompatible with other formats. Compare VHS.
- Chiefly British. a grade showing that a student is in the middle or second of three scholastic sections in a class. Compare alpha ( def 8 ), gamma ( def 9 ).
adjective
- Computers. being, relating to, or undergoing the phase of product development in which a product is tested in the environment for which it was designed: beta test ( def 2 ).
The beta version of the new game, featuring a four-player mode, will be unveiled next month.
- (of an animal) having the second-highest rank in a dominance hierarchy:
the beta female in a pack of meerkats.
- Slang: Sometimes Disparaging. being or relating to a man who is perceived to be weak, mild-mannered, and unimpressive.
beta
1/ ˈbiːtə /
noun
- the second letter in the Greek alphabet (Β, β), a consonant, transliterated as b
- the second highest grade or mark, as in an examination
- modifier
- involving or relating to electrons
beta emitter
- relating to one of two or more allotropes or crystal structures of a solid
beta iron
- relating to one of two or more isomeric forms of a chemical compound
Beta
2/ ˈbiːtə /
noun
- foll by the genitive case of a specified constellation a star in a constellation, usually the second brightest
Beta Persei
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Word History and Origins
Discover More
Word History and Origins
Origin of beta1
from Greek bēta , from Hebrew; see beth
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