In*scru"ta*ble (?), a. [L.
inscrutabilis : cf. F. inscrutable. See In- not,
and Scrutiny.] Unsearchable; incapable of being searched
into and understood by inquiry or study; impossible or difficult to
be explained or accounted for satisfactorily; obscure;
incomprehensible; as, an inscrutable design or
event.
'T is not in man
To yield a reason for the will of Heaven
Which is inscrutable.
Beau. & Fl.
Waiving a question so inscrutable as
this.
De Quincey.