n. the state of being difficult to account for; the state of being inexplicable
the GNU version of the Collaborative International Dictionary of English
n. The quality or state of being inexplicable.
The Century Dictionary and Cyclopedia
n. The character or quality of being inexplicable; also, something that is inexplicable.
Word Usage
"Then inexplicability strikes anew—electrical outages, dogs fleeing town, cars levitating violently, auto parts and other hunks of steel vanishing, as if sucked up by some invisible Iron Giant."