beta

Definitions

• The second letter of the Greek alphabet (Β,  β), preceded by alpha (Α,  α) and followed by gamma, (Γ,  γ). In modern Greek it represents the labiodental voiced labiodental fricative sound of v found in the English words have and vase.
• Used in marking scheme: α, β, γ or α+, α, α-, β etc.
• (finance) Average sensitivity of a security's price to overall securities market prices.
• (computing) The phase of development after alpha testing and before launch, in which software, while not complete, has been released to potential users for testing.
• (computing) Software in such a phase; a preliminary version.
• (climbing) Information about a route which may aid someone in climbing it.
• (physics) A beta particle or beta ray.
• (alternative spelling of) betta
• (slang) , a man who is less competent or desirable than an alpha male.
• (fandom) In omegaverse fiction, a person of a (usually secondary) gender/sex that mirrors the biology of a normal human, being free from the biological drives of alphas and omegas but generally capable of bonding and mating with either.