megaton

Etymology
metric prefix

Noun

 * 1) A measure of the strength of an explosion or a bomb based on how many million tons of TNT would be needed to produce the same energy.
 * 2) One million tons.
 * 1) One million tons.
 * 1) One million tons.

Translations

 * Chinese:
 * Mandarin: 兆噸
 * Czech:
 * Finnish:
 * French:
 * German:
 * Italian:, megatone
 * Japanese:
 * Korean: 메가톤
 * Russian:
 * Vietnamese: triệu tấn

Etymology
From.