SINCE 1828

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dilated

adjective di·lat·ed

Definition of dilated

1 :expanded laterally; especially :being flat and widened

dilated leaves

2 :expanded normally or abnormally in all dimensions

Recent Examples of dilated from the Web

Cruising silently past a cast member in the inky blackness, undetected mere inches from their unseeing, wildly dilated eyes, crew members glimpse grief, agony, fear, joy, all of it framed by an unearthly green halo.

— patrick blanchfield, Esquire, "Shot in the Dark," 1 Aug. 2017
The most likely possibility is a hypertrophic (enlarged heart) over a dilated (expanded/weakened) myopathy.

— profootballdoc, sandiegouniontribune.com, "Nick Fairley's heart history reason for optimism," 4 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dilated.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of dilated

15th century

Learn More about dilated

Nglish: Translation of dilated for Spanish speakers Britannica English: Translation of dilated for Arabic speakers

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dilate on/upon

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