Dictionary
bac•i•tra•cin
Pronunciation: (bas"i-trā'sin), [key]—
n. Pharm.
an antibiotic polypeptide derived by the hydrolytic action of
Bacillus subtilis on protein, primarily used topically in the treatment of superficial infections caused by susceptible Gram-positive organisms.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.