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omega
nounfemininegeneral usecommon/ɔˈmɛɡɐ/o·me·ga
Definition
1The last letter of the Greek alphabet (Ω, ω).
Usage examples
“Alpha and omega are the first and last letters.”
“The unit of electrical resistance is the ohm, symbolized by the capital omega.”
Antonyms
Common combinations
alpha and omegaomega symbol
Idiomatic expressions
- the alpha and omega (the beginning and the end)