Cite
 

Meaning of polymyxin

pol•y•myx•in

Pronunciation: (pol"ē-mik'sin), [key]
— n. Pharm.
  1. any of various polypeptide antibiotics derived from Bacillus polymyxa.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: