Dictionary
the•nar
Pronunciation: (thē'när), [key]—
n. Anat.
1. the fleshy mass of the outer side of the palm of the hand.
2. the fleshy prominence or ball of muscle at the base of the thumb.
—
adj.
of or pertaining to the thenar.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.