Atomic device (1-4)
I believe the answer is:
a-bomb
(Other definitions for a-bomb that I've seen before include "Nuclear weapon" , "Weapon of mass destruction" , "explosive" , "deterrent" , "Atomic weapon" .)
I believe the answer is:
a-bomb
(Other definitions for a-bomb that I've seen before include "Nuclear weapon" , "Weapon of mass destruction" , "explosive" , "deterrent" , "Atomic weapon" .)