Definition of "penicillamine"
penicillamine
/ˌpɛn.ɪˈsɪl.ə.miːn/
noun
countable and uncountable, plural penicillamines
(biochemistry, pharmacology) A crystalline, sulfur-containing amino acid produced by the hydrolysis of penicillins, used pharmacologically as a chelating agent to remove heavy metals such as copper from the body, and as an anti-inflammatory agent, especially for rheumatoid arthritis; 2-amino-3-methyl-3-mercaptobutanoic acid, (CH3)2C(SH)CH(NH2)COOH.