(ˈ)inz|krüd.əbəl, ənzˈk-, -n|sk-, -ütə- adjective
Etymology: Middle English, from Late Latin inscrutabilis, from Latin in- in- (I) + Late Latin scrutabilis scrutable
1. : incapable of being investigated and understood
attempting to look into the inscrutable future
obeying ancient and inscrutable laws
broadly : not readily comprehensible : mysterious
an inscrutable smile
many fathers feel that, if they are to maintain their authority, they must be a little distant and inscrutable — A.C.Benson
2. : impossible to see or see through physically
an inscrutable fog
inscrutable deeps