Etymology

omega

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Today it means: The twenty-fourth letter of the Classical and the Modern Greek alphabet, and the twenty-eighth letter of the Old and the Ancient Greek alphabet, i.e. the last letter of every Greek alphabet. Uppercase version: Ω; lowercase: ω. Full definition →

Ancient Greek ὦ μέγα
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The story

  1. Ancient Greek · derived fromὦ μέγα
  2. English todayomega

From Middle English, from Ancient Greek ὦ μέγα (ô méga), meaning “great ω” (omega is a long vowel in Ancient Greek).

Etymology from Wiktionary, CC BY-SA 4.0.