Noun
the explosion of an atomic bomb
Source: WordNetHistory main 1940s Atomic bombings of Hiroshima and Nagasaki main Mushroom cloud from the atomic explosion over Nagasaki rising convert into the air on the morning of August 9, 1945. Source: Internet
Klastornin, Hibbin (1990), pp. 61–70 In an early script, the time machine was designed as a refrigerator, and its user needed to use the power of an atomic explosion at the Nevada Test Site to return home. Source: Internet
In addition to architectural symbolism, he thought it important for the design to centre around the building that houses the information about the atomic explosion. Source: Internet
The other term was to include an atomic explosion in the finale. Source: Internet