That which is mysterious, by being unknown or puzzling, excites curiosity or awe: This is reminiscent of the extraordinary relationship which amputees develop with their artificial replacements, revealing a whole inner mysterious. He died in mysterious circumstances.
After letter carrier's slaying, coworkers say Postal Service is
Someone or something that is mysterious is strange and is not known about or understood. Full of, characterized by, or involving mystery. See examples of mysterious used in a sentence.
Inscrutable applies to that which is.
The meaning of mysterious is of, relating to, or constituting mystery. How to use mysterious in a sentence.