The Collaborative International Dictionary
Inapprehensible
Inapprehensible \In*ap`pre*hen"si*ble\, a. [L.
inapprehensibilis: cf. F. inappr['e]hensible.]
Not apprehensible; unintelligible; inconceivable.
--Milton.
Wiktionary
inapprehensible
a. That cannot be apprehended; not apprehensible to or graspable by either body or mind.
Usage examples of "inapprehensible".
Yet I find an absolute responsibility for the fact that my facticity (here the fact of my birth) is directly inapprehensible and even inconceivable, for this fact of my birth never appears as a brute fact but always across a projective reconstruction of my for-itself.