ALL meanings of atomic bomb
a·tom·ic bomb
A a - countable noun atomic bomb An atomic bomb or an atom bomb is a bomb that causes an explosion by a sudden release of energy that results from splitting atoms. 3
- noun atomic bomb a type of bomb in which the energy is provided by nuclear fission. Uranium-235 and plutonium-239 are the isotopes most commonly used in atomic bombs 3
- noun atomic bomb an extremely destructive type of bomb, the power of which results from the immense quantity of energy suddenly released when a very rapid chain reaction of nuclear fission is set off by neutron bombardment in the atoms of a charge of plutonium (primarily Pu-239) or uranium (U-235): first used in warfare (1945) by the United States against the Japanese cities of Hiroshima and Nagasaki 3
- noun atomic bomb a bomb whose potency is derived from nuclear fission of atoms of fissionable material with the consequent conversion of part of their mass into energy. 1
- noun atomic bomb a bomb whose explosive force comes from a chain reaction based on nuclear fission in U-235 or plutonium. 1
- noun atomic bomb nuclear weapon 1
- noun atomic bomb A nuclear weapon that obtains its destructive energy from nuclear fission. 0