Definition of dilate
- dilate at full what hath befallen of them
- dilating upon themes of love and death
- the pupil of the eye dilates and contracts
The drug causes the blood vessels to dilate.
During labor, a woman's cervix will dilate to about 10 centimeters.
The drug dilates the blood vessels.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dilate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: to become larger or wider
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