Meaning of nuclear

nu•cle•ar

Pronunciation: (n'klē-ur, ny'- or, by metathesis, -kyu-lur), [key]
— adj.
  1. pertaining to or involving atomic weapons: nuclear war.
  2. operated or powered by atomic energy: a nuclear submarine.
  3. (of a nation or group of nations) having atomic weapons.
  4. of, pertaining to, or forming a nucleus.
  5. of, pertaining to, or like the nuclear family: nuclear bonds.
—n.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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