Megton is likely misspelled.
Megton has no English definition.
As a noun kiloton is
a measure of the strength of an explosion or a bomb based on how many thousand tons of TNT would be needed to produce the same energy.
megton
Not English
Megton has no English definition. It may be misspelled.
kiloton
English
Noun
(
en noun)
A measure of the strength of an explosion or a bomb based on how many thousand tons of TNT would be needed to produce the same energy.
* That's a 300-kiloton nuclear warhead.
Related terms
* megaton
* gigaton