alpha /ˈæl.fə/noun 13adjective 4forms 2phrases 1 noun13 •the first of the 24 letters used to write Greek •The name of the symbols Α and α used in science and mathematics, often interchangeable with the symbols when used as a prefix.I will attempt to make an alpha particle ("α-particle") with the Large Hadron Collider. •A person, especially a male, who is dominant, successful and attractive; (see alpha male).Being a beta male in a species with alphas doesn't mean you have to sit out the mating game. — 2008 •The first versions of a program, usually only available to the developer, and only tested by the developer.We will assume you got the .tgz version—later 2.x series versions such as 2.5.2 or 2.6.0 should be okay, provided they are production releases (not alphas, betas, or release candidates). — 2007 •A member of Generation Alpha.They are being partially replaced by a new generation – the Alphas, which cover children aged nine or under and account for 12 per cent of all Australians. — 2022 •The level of translucency of a color, as determined by the alpha channel. •The significance level of a statistical test; the alpha level. •The return of a given asset or portfolio adjusted for systematic risk.Similarly, alphas are 2.33% larger than that of the equivalent monthly alphas using compounded returns while no changes can be found using arithmetic returns. — 2001 •(slang) In omegaverse fiction, a person of a dominant secondary sex driven by biology, magic, or other means to bond with an omega, with males of this type often having canine-like genitalia.Sometimes the alphas and omegas are rare, sometimes they are only males, sometimes they have altered sex organs. — 2013 •An angle of attack. •(informal) Clipping of alphabet. •Latin alpha: the Latin letter Ɑ (minuscule: ɑ). •Ellipsis of alpha layer. adjective4 •Designates the first in an order of precedence.I am the alpha male. •Exhibiting characteristics of the alpha male/female archetype.And thank you. Seriously. I'll call you later. You better. I'm feeling pretty alpha now. Yes, you are. — 2015 •Designates some bright star, usually the brightest star, of a constellation.When interstellar travel becomes feasible, I plan to visit Alpha Centauri. •Clipping of alphabetical.Sort the list in alpha order. formsAlphas · alphas Phrases with alpha alpha upTo make or become more characteristic of an alpha male.