ಅರ್ಥ : Something that baffles understanding and cannot be explained.
ಉದಾಹರಣೆ :
How it got out is a mystery.
It remains one of nature's secrets.
ಸಮಾನಾರ್ಥಕ : closed book, enigma, secret
ಅರ್ಥ : A story about a crime (usually murder) presented as a novel or play or movie.
ಸಮಾನಾರ್ಥಕ : mystery story, whodunit