-mycin

1. a combining form used in the names of antibiotics, usually fungal derivatives:

   neomycin.

-mycin

combining form

1. indicating an antibiotic compound derived from a fungus

   streptomycin

Word History and Origins

Origin of -mycin¹

Perhaps originally in actinomycin; myc-, -in ²

Word History and Origins

Origin of -mycin¹

from Greek mukēs fungus + -in