Definitions for omicronˈɒm ɪˌkrɒn, ˈoʊ mɪ-
This page provides all possible meanings and translations of the word omicron
the 15th letter of the Greek alphabet
the name for the 15th letter of Classical and Modern Greek. The 16th in Ancient and Old Greek.
Omicron is the 15th letter of the Greek alphabet. In the system of Greek numerals it has a value of 70. It is rarely used in mathematics because it is indistinguishable from the Latin letters O, o and easily confused with the digit 0. This letter is derived from the Phoenician letter ayin . In classical Greek, omicron represented the sound in contrast to omega and ου. In modern Greek, omicron represents the sound. Letters that arose from omicron include Roman O and Cyrillic O. In Unicode the capital letter is codepoint U+039F and the lowercase is U+03BF. The upper-case letter of omicron was originally used in mathematics as a symbol for Big O notation, representing the asymptotic rate of growth of a function.
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