Is “Kiloton” a Scrabble word?
Yes
KILOTON
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Kiloton
/ˈkɪləˌtʌn/
noun
1.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.”