preatomic

adjective

pre·​atom·​ic ˌprē-ə-ˈtä-mik How to pronounce preatomic (audio)
: of or relating to a time before the use of the atomic bomb and atomic energy

Word History

First Known Use

1914, in the meaning defined above

Time Traveler
The first known use of preatomic was in 1914

Dictionary Entries Near preatomic

preassign

preatomic

preaudience

See More Nearby Entries 

Cite this Entry

“Preatomic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preatomic. Accessed 30 Nov. 2024.

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