gramicidin

[ gram-uh-sahyd-n ]
/ ˌgræm əˈsaɪd n /

noun Pharmacology.

a crystalline, water-insoluble antibiotic obtained from tyrothrycin by extraction, used chiefly in treating local infections caused by Gram-positive organisms.

Nearby words

  1. gram.,
  2. grama,
  3. gramadan,
  4. gramarye,
  5. gramercy,
  6. gramineous,
  7. graminicolous,
  8. graminivorous,
  9. graminology,
  10. grammage

Origin of gramicidin

First recorded in 1935–40; Gram-(positive) + -i- + -cide + -in2

Also called gramicidin D.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for gramicidin

gramicidin

gramicidin D

/ (ˌɡræmɪˈsaɪdɪn) /

noun

an antibiotic used in treating local Gram-positive bacterial infections: obtained from the soil bacterium Bacillus brevis

Word Origin for gramicidin

C20: from Gram (-positive) + -cid (e) + -in

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for gramicidin

gramicidin

[ grăm′ĭ-sīdn ]

n.

An antibiotic produced by a Bacillis bacterium and used to treat certain gram-positive bacteria infections.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.