actinomycin

noun
ac·​ti·​no·​my·​cin | \ -ˈmī-sᵊn How to pronounce actinomycin (audio) \

Definition of actinomycin

: any of various red or yellow-red mostly toxic polypeptide antibiotics isolated from soil bacteria (especially Streptomyces antibioticus) specifically : one used to inhibit DNA or RNA synthesis

First Known Use of actinomycin

1940, in the meaning defined above

History and Etymology for actinomycin

New Latin Actinomyces actinomyces + -in entry 1

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More Definitions for actinomycin

actinomycin

noun
ac·​ti·​no·​my·​cin | \ -ˈmīs-ᵊn How to pronounce actinomycin (audio) \

Medical Definition of actinomycin

: any of various red or yellow-red mostly toxic polypeptide antibiotics isolated from soil bacteria (especially Streptomyces antibioticus) specifically : one used to inhibit DNA or RNA synthesis