Definition of crystalline
- crystalline air
- a crystalline lake
we could see fish swimming beneath the crystalline ice of the frozen lake
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'crystalline.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: clear and shining like crystal
: made of or similar to crystal or crystals
What made you want to look up crystalline? Please tell us where you read or heard it (including the quote, if possible).
to speak or write verbosely and windily
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