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Word Central

omega

Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

omega

Main Entry:: ome·ga
Pronunciation:: \ō-ˈmā-gə, -ˈmē-, -ˈme-\
Function:: noun
Etymology:: Middle English, from Greek ō mega, literally, large o
Date:: 15th century

1: the 24th and last letter of the Greek alphabet — see alphabet table2: the extreme or final part : end3 a: a negatively charged elementary particle that has a mass 3270 times the mass of an electron —called also omega minus b: a very short-lived unstable meson with mass 1532 times the mass of an electron —called also omega meson

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