As nouns the difference between antibiotic and alamethicin
is that antibiotic
is antibiotic while alamethicin
is (medicine) a peptide antibiotic containing the amino acid 2-aminoisobutyric acid
that is not found in proteins.
As an adjective antibiotic
(pharmacology) Any substance that can destroy or inhibit the growth of bacteria and similar microorganisms.
* See also
(pharmacology) Of or relating to antibiotics.
(obsolete) Of or relating to the theory that extraterrestrial life does not exist.
(medicine) A peptide antibiotic containing the amino acid 2-aminoisobutyric acid that is not found in proteins