preatomic

play
adjective pre·atom·ic \ˌprē-ə-ˈtä-mik\

Definition of preatomic

  1. :  of or relating to a time before the use of the atomic bomb and atomic energy

First Known Use of preatomic

1914


Seen and Heard

What made you want to look up preatomic? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!