megaton

[meg-uh-tuhn] Origin

meg·a·ton

[meg-uh-tuhn]
noun
1.
one million tons.
2.
an explosive force equal to that of one million tons of TNT, as that of atomic or hydrogen bombs. Abbreviation: MT

Origin:
1950–55; mega- + ton1

meg·a·ton·ic [meg-uh-ton-ik] , adjective
mul·ti·meg·a·ton, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Megaton is always a great word to know.
So is slumgullion. Does it mean:
a stew of meat, vegetables, potatoes, etc.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
Collins
World English Dictionary
megaton (ˈmɛɡəˌtʌn)
 
n
1.  one million tons
2.  mt an explosive power, esp of a nuclear weapon, equal to the power of one million tons of TNT
 
megatonic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

megaton
1952, unit of explosive power equal to one million tons of TNT, from mega- (q.v.) + ton.
Online Etymology Dictionary, © 2010 Douglas Harper
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