TAUTOMERISM

Etymology

Noun

tautomerism (countable and uncountable, plural tautomerisms)

(organic chemistry) A form of isomerism in which a dynamic equilibrium between multiple isomers exists, such as that between an enol and a ketone.

Source: Wiktionary


Tau*tom"er*ism, n. Etym: [Gr. (Chem.)

Definition: The condition, quality, or relation of metameric substances, or their respective derivatives, which are more or less interchangeable, according as one form or the other is the more stable. It is a special case of metamerism; thus, the lactam and the lactim compounds exhibit tautomerism.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

19 March 2025

CLEVIS

(noun) a coupler shaped like the letter U with holes through each end so a bolt or pin can pass through the holes to complete the coupling; used to attach a drawbar to a plow or wagon or trailer etc.


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