1 gramicidin | Definition of gramicidin

gramicidin

noun
gram路​i路​ci路​din | \ 藢gra-m蓹-藞s墨-d岬妌 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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More Definitions for gramicidin

gramicidin

noun
gram路​i路​ci路​din | \ 藢gram-蓹-藞s墨d-岬妌 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