actinomycin

noun
ac·​ti·​no·​my·​cin | \ ˌak-(ˌ)ti-nō-ˈmī-sᵊn How to pronounce actinomycin (audio) , -tə-nō-; ak-ˌti-nō- \

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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Time Traveler for actinomycin

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The first known use of actinomycin was in 1940

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Cite this Entry

“Actinomycin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/actinomycin. Accessed 24 Jun. 2021.

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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

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