Dictionary
am•o•bar•bi•tal
Pronunciation: (am"ō-bär'bi-tal", -tôl"), [key]—
n. Pharm.
a colorless, crystalline barbiturate, C
11H
18N
2O
3, used chiefly as a sedative.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.