megaton weapon


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megaton weapon

[′meg·ə‚tən ′wep·ən]
(ordnance)
A nuclear fission or fusion bomb capable of exploding with megaton energy.
References in periodicals archive ?
Thus the 50+ megaton weapon tested by the USSR was some 4000 times more powerful than the Hiroshima and Nagasaki weapons that each had a blast radius of 1.5 miles.