Английский разговорный словарь (основной) - inscrutable
Inscrutable
inscrutable
ɪnˈskru:təbl adj. whollymysterious, impenetrable. øøinscrutability n. inscrutableness n. inscrutably adv. [ME f. eccl.L inscrutabilis (as IN-(1), scrutari search: see SCRUTINY)]