adjective Date: 1599 1. of, relating to, or constituting mystery , exciting wonder, curiosity, or surprise while baffling efforts to comprehend or identify ; mystifying , stirred by or attracted to the inexplicable, ~ly adverb ~ness noun
MYSTERIOUS
Meaning of MYSTERIOUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012