atomic bomb

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A weapon of mass destruction powered by the fission of the nuclei of heavy atoms—e.g., plutonium-239 or uranium-235—which follows bombardment of the fuel with neutrons, resulting in a chain reaction and release of pressure, heat, light, and radiation

atomic bomb

explosion of a nuclear device.

atomic bomb injury
see radiation injury.
atomic bomb fallout
subsequent to the explosion of an atomic device is the gradual return to earth of radioactive dust.
atomic bomb irradiation
irradiation of animal tissues by any means, therapeutic, accidental, atomic bomb blast.