megaton

(megə tun′)

noun

the explosive force of one million tons of TNT: a unit for measuring the power of thermonuclear weapons: abbrev. MT

Origin: mega- + ton

Related Forms:

See megaton in American Heritage Dictionary 4

noun Abbr. MT
A unit of explosive force equal to that of one million metric tons of TNT.

Related Forms:

  • megˈa·tonˌnage (-tŭnˌĭj) noun

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