The meaning of DILATE is to become enlarged or widened; also : to display or become affected by expansion or widening of a body part. How to use dilate in a sentence.

The pupils of the eyes dilate as darkness increases. This drug will dilate the arteries.

DILATE definition: to make wider or larger; cause to expand. See examples of dilate used in a sentence.

To dilate something is to make it wider. When the light fades, the pupil of your eye will dilate, meaning it looks bigger.

Definition of dilate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. to make wider or larger; expand: to dilate the pupils of the eyes. 2. Archaic. to describe or develop at length.

2025年10月15日 · dilate (third-person singular simple present dilates, present participle dilating, simple past and past participle dilated) (transitive) To enlarge; to make bigger. The eye doctor …

DILATE meaning: 1 : to become larger or wider; 2 : to talk about (a subject) for a long time

• When caffeine blocks these receptors, blood vessels dilate, increasing the filtration rate and producing more urine. • The irises had seemed to dilate into black pools of despair.

Dilation Look up dilation, dilatation, dilate, or dilates in Wiktionary, the free dictionary. Dilation (or dilatation) may refer to: