Definition of conceivableness in US English:

conceivableness

noun

  • The quality or condition of being conceivable; the ability to be conceived.

Origin

Late Middle English; earliest use found in Reginald Pecock (c1392–?1459), bishop of Chichester and religious author. From conceivable + -ness.

Pronunciation

conceivableness

/kənˈsiːvəblnəs/