puromycin

noun

pu·​ro·​my·​cin ˌpyu̇r-ə-ˈmī-sᵊn 

: an antibiotic C₂₂H₂₉N₇O₅ that is obtained from an actinomycete (Streptomyces alboniger) and is a potent inhibitor of protein synthesis

Word History

Etymology

purine + -o- + -mycin

First Known Use

1953, in the meaning defined above

Medical Definition

puromycin

noun

pu·​ro·​my·​cin ˌpyu̇r-ə-ˈmīs-ᵊn 

: an antibiotic C₂₂H₂₉N₇O₅ that is obtained from an actinomycete of the genus Streptomyces (S. alboniger) and is used especially as a potent inhibitor of protein synthesis in microorganisms and mammalian cells