Is “Improbability” a Scrabble word?
Yes
IMPROBABILITY
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 Improbability
noun
1.The quality or state of being improbable; unlikelihood.
2.That which is improbable; an improbable event or result.