atomic age


noun

the period in history initiated by the first use of the atomic bomb and characterized by atomic energy as a military, political, and industrial factor.
Also called nuclear age.

Origin of atomic age

First recorded in 1940–45

British Dictionary definitions for atomic age

atomic age

noun

the atomic age the current historical period, initiated by the development of the first atomic bomb towards the end of World War II and now marked by a balance of power between nations possessing the hydrogen bomb and the use of nuclear power as a source of energy