- the 15th letter of the Greek alphabet (O, o).
- the vowel sound represented by this letter.
Origin of omicron
Examples from the Web for omicron
Historical Examples of omicron
Mira, (Omicron Ceti,) in the neck of the Whale, is a variable star.Letters on Astronomy
Newton presented him with one of his publications, entitled "Omicron."The Works of William Cowper
At all events, it was not possible for him to think of anything bad when he called “Omicron.”
Omicron must show her face in the stars from time to time to remind the child of his love.
And then, on the following morning, Sir Omicron also went his way.Doctor Thorne
- the 15th letter in the Greek alphabet (Ο, ο), a short vowel, transliterated as o
Word Origin for omicron
15th letter of the Greek alphabet, literally "small 'o,' " from Greek (s)mikros "small," from PIE *smik-. Because the vowel was "short" in ancient Greek. Cf. Omega.
- The 15th letter of the Greek alphabet.