• synonyms


[ pen-uh-sil-uh-meen, -min ]
/ ˌpɛn əˈsɪl əˌmin, -mɪn /

noun Pharmacology.

a chelating agent, C5H11NO2S, produced by the degradation of penicillin, used in the treatment of severe rheumatoid arthritis and in heavy metal poisoning.

Nearby words

pengö, penholder, penhsi, penial, penicil, penicillamine, penicillate, penicillin, penicillin g, penicillin v, penicillinase

Origin of penicillamine

First recorded in 1940–45; penicill(in) + -amine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for penicillamine


[ pĕn′ĭ-sĭlə-mēn′ ]


A degradation product of penicillin that is used as a chelating agent and in the treatment of rheumatoid arthritis and copper poisoning.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.