penicillin

noun/ˌpɛnɪˈsɪlɪn/

Frequency rank: #12,551 of 20,003 in the WORDED list (wordfreq data)

Meaning

an antibiotic drug derived from Pepenicillium mold, used to treat bacterial infections.

Illustration for the English word “penicillin”

Example sentence

The doctor prescribed penicillin to treat the patient's bacterial infection.

Synonyms & related words

More words in ranks 12,501–12,600