Ĭn′/eon-cēiv′a-ble, a.

(-sēv′a-bl), a. [Prefix in, not, and conceivable; Fr. inconcevable, Sp. inconcebible, It. inconcepibile.] Not conceivable; incapable of being conceived by the mind; not explicable by the human intellect, or by any known principles or agencies; incomprehensible; as, it is inconceivable to us how the will acts in producing muscular motion.