omega

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

• (UK) IPA^(key): /ˈəʊmɛɡə/
• (US) IPA^(key): /oʊˈmɛɡə/, /ˌoʊˈmeɪɡə/

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omega (plural omegas or omegala)

1. 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.
   • 2013, Albert Schachter & Fabienne Marchand, "Fresh Light on the Institutions and Religious Life of Thespiai: Sixe New Inscriptions from the Thespiai Survey", page 284 in Paraskevi Martzavou & ‎Nikolaos Papazarkadas (editors), Epigraphical Approaches to the Post-Classical Polis

     The fact that the letter was incised above the line indicates that it is probably an omega.

2. (often capitalized) The end; the final, last or ultimate in a sequence.

   I am the Alpha and the Omega, the First and the Last, the Beginning and the End. — Revelation 22:13, New International Version.

   • 2012, FX Moore, Confed: 2721: Xenocide War, page 383

     And there is always the Omega Option. At any time you can go to Manhome, go down to the vaults, lift the black cover on your clone's stasis chamber, and push the black button.

3. (physics) Angular velocity; symbol: ω.
   • 2013, Issues in General Physics Research: 2013 Edition, page 1084

     The ratio between the rho and omega cross section is obtained.

4. (slang) An omega male.
5. (finance) The percentage change in an option value divided by the percentage change in the underlying asset's price.

• (measure of derivative price sensitivity): elasticity, lambda

• (measure of derivative price sensitivity): Greeks (includes list of coordinate terms)

• antiomega
• omega-3 fatty acid

• Ogema

• (Balearic) IPA^(key): /oˈmə.ɡə/
• (Central) IPA^(key): /uˈmɛ.ɡə/
• (Valencian) IPA^(key): /oˈme.ɡa/

omega f (plural omegues)

1. Omega; the Greek letter Ω (lowercase ω).

• ómega

omega f

1. omega (Greek letter)

omega

1. Alternative spelling of oomega.

omega m or f (invariable)

1. omega (letter; scientific symbol)

• IPA^(key): /oˈmeɡa/, [oˈmeɣa]

omega f (plural omegas)

1. omega; the Greek letter Ω, ω