Dictionary
tes•tis
Pronunciation: (tes'tis), [key]—
n.,
—pl. -tesPronunciation: (-tēz). [key]
Anat., Zool.
the male gonad or reproductive gland, either of two oval glands located in the scrotum.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.