atomic bomb

noun

Definition of atomic bomb

  1. 1 :  a bomb whose violent explosive power is due to the sudden release of energy resulting from the splitting of nuclei of a heavy chemical element (as plutonium or uranium) by neutrons in a very rapid chain reaction —called also atom bomb

  2. 2 :  a nuclear weapon (as a hydrogen bomb)

1917

First Known Use of atomic bomb

1917


ATOMIC BOMB Defined for English Language Learners

atomic bomb

noun

Definition of atomic bomb for English Language Learners

  • : a bomb that produces an extremely powerful explosion when atoms are split apart


ATOMIC BOMB Defined for Kids

atomic bomb

noun

Definition of atomic bomb for Students

  1. :  a bomb whose great power is due to the sudden release of the energy in the nuclei of atoms


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