释义 |
strep·to·ni·grin \ˌstreptəˈnīgrə̇n\ noun (-s) Etymology: New Latin strepto- (from Streptomyces flocculus, actinomycete from which it is produced) + Latin nigr-, niger black + English -in; probably from its dark color : a toxic antibiotic C25H22N4O8 from an actinomycete of the genus Streptomyces (S. flocculus) that interferes with DNA metabolism and is used as an antineoplastic agent |