omega

[ oh-meg-uh, oh-mee-guh, oh-mey- ]
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noun
  1. the 24th and last letter of the Greek alphabet (Ω, ω).

  2. the vowel sound represented by this letter.

  1. the last of any series; the end.

Origin of omega

1
<Greek ō méga literally, great o.Cf. omicron

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How to use omega in a sentence

British Dictionary definitions for omega

omega

/ (ˈəʊmɪɡə) /


noun
  1. the 24th and last letter of the Greek alphabet (Ω, ω), a long vowel, transliterated as o or ō

  2. the ending or last of a series

Origin of omega

1
C16: from Greek ō mega big o; see mega-, omicron

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for omega

omega

[ ō-mĕgə, ō-mēgə, ō-mā- ]


  1. An omega baryon.

  2. An omega meson.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Other Idioms and Phrases with omega

omega

see alpha and omega.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.