Someone or something that is mysterious is strange and is not known about or understood. That which is mysterious, by being unknown or puzzling, excites curiosity or awe: The meaning of mysterious is of, relating to, or constituting mystery.
Congressional leaders invite Israeli Prime Minister Benjamin Netanyahu
He died in mysterious circumstances. Full of, characterized by, or involving mystery. See examples of mysterious used in a sentence.
Inscrutable applies to that which is.
How to use mysterious in a sentence. This is reminiscent of the extraordinary relationship which amputees develop with their artificial replacements, revealing a whole inner mysterious.