tautomer

[ taw-tuh-mer ]

noun

, Chemistry.

1. a compound that exhibits tautomerism.

tautomer

/ ˈtɔːtəmə /

noun

1. either of the two forms of a chemical compound that exhibits tautomerism

Word History and Origins

Origin of tautomer¹

First recorded in 1900–05; back formation from tautomerism