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postatomic

American

[pohst-uh-tom-ik] / ˌpoʊst əˈtɒm ɪk /

adjective

existing since or subsequent to the explosion of the first atomic bomb or the invention of atomic weapons.

the political tensions of the postatomic world.

Etymology

Origin of postatomic

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.