transannular

American

[trans-an-yuh-ler, tranz-] / trænsˈæn jə lər, trænz- /

adjective

Chemistry.

of or relating to tautomerism in cyclic compounds that is characterized by the migration of an atom or group from one position in the ring to another.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023