gram·i·ci·din (gr m  -s d n)n. An antibiotic produced by the soil bacterium Bacillus brevis and used to treat infections caused by certain gram-positive bacteria. |
gramicidin, gramicidin D [ˌgræmɪˈsaɪdɪn]
n
(Medicine / Pharmacology) an antibiotic used in treating local Gram-positive bacterial infections: obtained from the soil bacterium Bacillus brevis
[from Gram(-positive) + -cid(e) + -in]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | gramicidin - an antibiotic produced by a soil bacterium; used chiefly as an antiseptic in treating local infections produced by Gram-positive bacteria antibiotic, antibiotic drug - a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections; "when antibiotics were first discovered they were called wonder drugs" antiseptic - a substance that destroys micro-organisms that carry disease without harming body tissues |
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