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Dictionary

tri•ceps

Pronunciation: (trī'seps), [key]
—n.,
—pl. -ceps•esPronunciation: (-sep-siz), [key] -ceps. Anat.
a muscle having three heads or points of origin, esp. the muscle on the back of the arm, the action of which straightens the elbow.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

tricentennial

triceratops

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