gramicidin

noun
gram·​i·​ci·​din | \ ˌgra-mə-ˈsī-dᵊn How to pronounce gramicidin (audio) \

Definition of gramicidin

: any of several toxic crystalline polypeptide antibiotics produced by a soil bacterium (Bacillus brevis) and used against gram-positive bacteria in local infections

First Known Use of gramicidin

1940, in the meaning defined above

History and Etymology for gramicidin

gram-positive + -i- + -cide + -in entry 1

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Dictionary Entries near gramicidin

gram equivalent

gramercy

gram-fast

gramicidin

gramied

gramies

gramin-

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The first known use of gramicidin was in 1940

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More Definitions for gramicidin

gramicidin

noun
gram·​i·​ci·​din | \ ˌgram-ə-ˈsīd-ᵊn How to pronounce gramicidin (audio) \

Medical Definition of gramicidin

: an antibacterial mixture produced by a soil bacterium of the genus Bacillus (B. brevis) and used topically against gram-positive bacteria in local infections especially of the eye

More from Merriam-Webster on gramicidin

Britannica.com: Encyclopedia article about gramicidin

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