As nouns the difference between penicillin and antibiotics
is that penicillin is any of a group of narrow-spectrum antibiotics obtained from Penicillium molds or synthesized; they have a beta-lactam structure; most are active against gram-positive bacteria and used in the treatment of various infections and diseases while antibiotics is plural of lang=en.
penicillin
English
Noun
(pharmaceutical drug) Any of a group of narrow-spectrum antibiotics obtained from Penicillium molds or synthesized; they have a beta-lactam structure; most are active against gram-positive bacteria and used in the treatment of various infections and diseases.
Derived terms
* benzathine penicillin
* benzylpenicillin, penicillin G
* penicillinic acid
* phenoxymethylpenicillin, penicillin V
* procaine penicillin