penicillinase-resistant antibiotic

English Thesaurus

1. a form of penicillin that is not rendered inactive by penicillinase (noun.artifact)

hypernym	:	penicillin,
definition	:	any of various antibiotics obtained from Penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases (noun.artifact)

hyponym	:	nafcil, nafcillin,
definition	:	a penicillinase-resistant form of penicillin (trade name Nafcil) used (usually in the form of its sodium salt) to treat infections caused by penicillin-resistant strains of staphylococci (noun.artifact)

hyponym	:	oxacillin,
definition	:	a form of penicillin resistant to penicillinase and effective against penicillin-resistant staphylococci (noun.artifact)