an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei.
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Origin of nuclear weapon
First recorded in 1945–50
Words nearby nuclear weapon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Scientific definitions for nuclear weapon
A weapon whose destructive power comes from nuclear energy; an atomic bomb or a hydrogen bomb.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for nuclear weapon
Any weapon that employs a nuclear reaction for its explosive power. Nuclear weapons include ballistic missiles, bombs (see atomic bomb (see also atomic bomb) and hydrogen bomb), artillery rounds, and mines.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.