Dictionary
thi•mer•o•sal
Pronunciation: (thī-mûr'u-sal", -mer'-), [key]
—
n. Pharm.
a cream-colored, crystalline, water-soluble powder, C
9H
9HgNaO
2S, used chiefly as an antiseptic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.