gramicidin

[ gram-uh-sahyd-n ]

noun

, Pharmacology.

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

gramicidin

/ ˌɡræmɪˈsaɪdɪn /

noun

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

Word History and Origins

Origin of gramicidin¹

First recorded in 1935–40; Gram-(positive) + -i- + -cide + -in ²

Word History and Origins

Origin of gramicidin¹

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