Definition of mysterious
- the mysterious ways of God
- heard a mysterious noise
- a mysterious stranger
- a mysterious plane crash
- a mysterious illness
- … to help a mysterious wizard … ward off the end of the world with blood sacrifices.
- —Robert Houston
the mysterious ways of nature
We heard a mysterious noise outside our tent.
He died under mysterious circumstances.
A mysterious illness has been spreading through the city.
There's something mysterious about that old woman.
Her behavior was very mysterious.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mysterious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: strange, unknown, or difficult to understand
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