Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or belonging to the time before the use of, existence of, or capability for atomic energy or weapons.

Etymologies

Sorry, no etymologies found.

Examples

  • Seemingly they once possessed star travel, but sank back into a preatomic civilization and are only just now beginning to show signs of a scientific renaissance.

    Tar Aiym Krang

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