ground zero

See also: ground-zero and Ground Zero

English

Nagasaki, Japan before and after atomic bombing in 1945

Alternative forms

Noun

ground zero (countable and uncountable, plural ground zeroes)

  1. The point on the land or water surface below, above, or at which an atomic or nuclear bomb detonates.
  2. (by extension) The location of any disaster.
  3. (figuratively) The very beginning or elementary start of something.

Hypernyms

Translations

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