gramicidin Hear it!

gramicidin definition

☆ grami·ci·din (gram′i sīd′'n)

noun

any of a group of chemically related antibiotic polypeptides produced by a soil bacillus (Bacillus brevis) and used in medicines to treat various bacterial infections, esp. of the skin and eyes

Etymology: gram(-positive) + -i- + -cid(e) + -in

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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