omicron: Meaning and Definition of

om•i•cron

Pronunciation: (om'i-kron", ō'mi-), [key]
— n.
  1. the 15th letter of the Greek alphabet (O, o).
  2. the vowel sound represented by this letter.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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