Any of a group of narrow-spectrum antibiotics obtained from Penicillium molds or synthesized, that have a beta-lactam structure and are active against gram-positive bacteria and used in the treatment of various infections and diseases.
2
A blue mold of the genus Penicillium that produces penicillin.
Thesaurus
Synonyms
Antonyms
Idioms & Phrases
I'm allergic to penicillin
Indicates that the speaker has an allergy to penicillin.
Example Bank
6
01
Penicillin has contributed much to the welfare of mankind.
Tatoeba · #33919
02
To whom do we owe the discovery of penicillin?
Tatoeba · #33920
03
I am allergic to aspirin, penicillin, and sulfa drugs.
Tatoeba · #71824
04
I am not allergic to penicillin.
Tatoeba · #436403
05
I'm allergic to aspirin, penicillin, and sulfamides.