megaton weapon


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megaton weapon

A nuclear weapon, the yield of which is measured in terms of millions of tons of trinitrotoluene explosive equivalents. See also kiloton weapon; nominal weapon; subkiloton weapon.
References in periodicals archive ?
One example he cites is a letter he once found online from Glenn Seaborg to Robert McNamara, in which Seaborg provided hard numbers related to developing a 100 megaton weapon.
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.