omega
[ oh-meg-uh, oh-mee-guh, oh-mey- ]
/ oʊˈmɛg ə, oʊˈmi gə, oʊˈmeɪ- /
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noun
the 24th and last letter of the Greek alphabet (Ω, ω).
the vowel sound represented by this letter.
the last of any series; the end.
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Origin of omega
Words nearby omega
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use omega in a sentence
British Dictionary definitions for omega
omega
/ (ˈəʊmɪɡə) /
noun
the 24th and last letter of the Greek alphabet (Ω, ω), a long vowel, transliterated as o or ō
the ending or last of a series
Word Origin for omega
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
Medical definitions for omega (1 of 2)
omega
[ ō-mĕg′ə, ō-mē′gə, ō-mā′- ]
n.
The 24th letter of the Greek alphabet.
adj.
Of or characterizing a chemical group or position at the end of a molecular chain, such as omega-oxidation.
Medical definitions for omega (2 of 2)
ω, Ω
The Greek letter omega. Entries beginning with this character are alphabetized under omega.
The symbol forohm
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for omega
omega
[ ō-mĕg′ə, ō-mē′gə, ō-mā′- ]
An omega baryon.
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.