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prenuclear

[ pree-noo-klee-er, -nyoo- or, by metathesis, -kyuh-ler ]
/ priˈnu kli ər, -ˈnyu- or, by metathesis, -kyə lər /
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adjective
of or relating to the era before the development of nuclear weapons.
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Origin of prenuclear

First recorded in 1950–55; pre- + nuclear

how to pronounce prenuclear

See nuclear.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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