Definify.com
Webster 1913 Edition
Incredibility
In-credˊi-bil′i-ty
,Noun.
[L.
incredibilitas
: cf. F. incrédibilité
.] 1.
The quality or state of being incredible; incredibleness.
Dryden.
2.
That which is incredible.
Johnson.
Webster 1828 Edition
Incredibility
INCREDIBIL'ITY
,Noun.