noun
omega
OH-mih-guh
noun
1
The final letter of the Greek alphabet, symbolizing an ending or the last in a series.
"The book's title, "Alpha to Omega," promised to cover everything from start to finish."
"In the Bible, God is called "the Alpha and the Omega.""
2
The final, ultimate point in a sequence or process.
"This project felt like the omega of his career."
3
In physics, the symbol used for angular velocity.
"The equation uses omega to represent the wheel's rotational speed."
How to Use Omega
Learner’s notesIn plain EnglishThe last letter of the Greek alphabet, often used to mean "the end" of something.
Easily confused with
Common pairings
alpha and omega
the omega point
Word Forms
omegas plural, omegala plural
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The book's title, "Alpha to _____," promised to cover everything from start to finish.
Etymology
From Greek ō mega, literally "great O," distinguishing it from the short o of omicron.