English Explanatory Dictionary

double flash

English dictionary entry

Meanings

noun
  1. The characteristic visual phenomenon produced by the atmospheric detonation of a nuclear weapon, consisting of a very brief, bright flash of light which dims rapidly, followed by a second, gradually brightening flash.
  2. A system using two flash separators to separate phases of a working fluid.

Word forms

double flash double flashes

Etymology

From double + flash.

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