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: the 8th letter of the Greek alphabet — see Alphabet Table
: theta rhythm
Recent Examples on the Web
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'theta.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
15th century, in the meaning defined at sense 1
Middle English, from Latin, from Greek thēta, of Semitic origin; akin to Hebrew ṭēth teth
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Resources for theta
the suspense is killing me
the tail end
the tail wagging the dog
Time Traveler for theta
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More from Merriam-Webster on theta
Rhyming Dictionary: Words that rhyme with theta
Comments on theta
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a nest or breeding place
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