- difficult to understand or explain; strange
- He died in mysterious circumstances.
- the mysterious disappearance of an aircraft
- Fate works in mysterious ways.
- the events that led up to her mysterious death by drowning
- A mysterious illness is affecting all the animals.
- The whole thing was very mysterious.
Extra Examples- A mysterious figure haunted the opera house.
- Some twins can connect in a mysterious way without even speaking.
- This business is getting more and more mysterious.
- (of a place) seeming strange or secret
- The gardens looked dark and mysterious in the twilight.
- (especially of people) strange and interesting because you do not know much about them synonym enigmatic
- She meets a mysterious stranger who offers to help her.
- Her last years remain somewhat mysterious.
Extra Examples- A mysterious young woman is living next door.
- She found the people mysterious and fascinating.
- The average teenager seems mysterious and somewhat aloof.
- (of people) not saying much about something, especially when other people want to know more
- He was being very mysterious about where he was going.
- Why are they being so mysterious?
Word Originlate 16th cent.: from French mystérieux, from mystère ‘mystery’.
Check pronunciation:
mysterious