omicron(redirected from omicrons)
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The 15th letter of the Greek alphabet. See Table at alphabet.
[Middle English, from Greek o mīkron, small o (because of its being a short vowel in Greek) : o, the letter o + mīkron, neuter of mīkros, small.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Letters of the Alphabet (Foreign)) the 15th letter in the Greek alphabet (Ο, ο), a short vowel, transliterated as o
[from Greek ō mikron small o; see micro-, omega]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
om•i•cron(ˈɒm ɪˌkrɒn, ˈoʊ mɪ-)
the 15th letter of the Greek alphabet (Ο, ο).
[1450–1500; < Greek ō mikrón. literally, small o. compare omega]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||omicron - the 15th letter of the Greek alphabet|
Greek alphabet - the alphabet used by ancient Greeks
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