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diradical

American  
[dahy-rad-i-kuhl] / daɪˈræd ɪ kəl /

noun

Chemistry.

  1. an atom or molecule having two unpaired electrons.

Etymology

Origin of diradical

di- 1 + radical

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.