noun.
Capability of conveying a meaning; capability of being supposed without self-contradiction or contradiction of something firmly believed; imaginability.
noun.
The characteristic of being conceivable; the ability to be conceived, believed, or understood.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the state of being conceivable
Word Usage
"I have long claimed that this conceivability is only apparent; some misguided philosophers think they can conceive of a zombie, but they are badly mistaken. nullasalus:"