[ adv ] to an inconceivable degree <adv.all> inconceivably small
Inconceivable \In`con*ceiv"a*ble\, a. [Pref. in- not + conceivable: cf. F. inconcevable.] 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.
It is inconceivable to me that a spiritual substance should represent an extended figure. --Locke. -- {In`con*ceiv"a*ble*ness}, n. -- {In`con*ceiv"a*bly}, adv.
The inconceivableness of a quality existing without any subject to possess it. --A. Tucker.