cepham
English
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Noun
cepham (plural cephams)
- (organic chemistry) one of a class of antibiotics, including the cephalosporins, that contain a bicyclic heterocyclic structure - 5-thia-1-azabicyclo[4.2.0]octan-8-one