01 n. The last letter of the Greek alphabet. See Alpha.
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1.
The last letter of the Greek alphabet. See Alpha. See: Alpha
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2.
The last; the end; hence, death.““Omega! thou art Lord,” they said.” — Tennyson.“The alpha and omega of science.” — Sir J. Herschel.
Phrases & compounds
Alpha and Omega —
the beginning and the ending; hence, the chief, the whole.