methimazole
/mɪˈθɪməzəʊl/Pharmacology
noun
An imidazole derivative that interferes with the synthesis of thyroid hormone and is given orally in the treatment of hyperthyroidism; 1-methylimidazole-2-thiol, C3H2N2(CH3)(SH).
- International Nonproprietary Name (1996): thiamazole..
Origin
1950s; earliest use found in American Journal of the Medical Sciences. From meth- (in methyl: see note s.v. meth-) + im- and -azole.