Found 1 items, similar to lactam.
English → English (gcide)
Definition: Lactam
Lactam
\Lac"tam\, n. [Lactone + amido.] (Chem.)
One of a series of anhydrides of an amido type, analogous to
the lactones, as oxindol; a cyclic amide.
[1913 Webster]
beta-lactam or
[beta]-lactam,
(a) a lactam in which the amide bond is contained within a
four-membered ring, which includes the amide nitrogen and
the carbonyl carbon.
(b) an antibiotic containing a beta-lactam, such as a
penicillin,
cephalosporin, or
carbapenem; also
called a
beta-lactam antibiotic. [informal, laboratory
slang]
[PJC]