theta Hear it!

theta definition

theta (t̸hāt′ə, t̸hēt′ə)

noun

the eighth letter of the Greek alphabet (Θ, ϑ, θ)

Etymology: Gr thēta: of Sem orig., akin to Heb tet

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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