di·​lat·​ed | \ dī-ˈlā-təd How to pronounce dilated (audio) , ˈdī-ˌlā-\

Definition of dilated

1 : expanded laterally especially : being flat and widened dilated leaves
2 : expanded normally or abnormally in all dimensions

Examples of dilated in a Sentence

Recent Examples on the Web

And there was the option of lasering away dilated blood vessels. Alice Gregory, Allure, "I Got Fillers for My Chronic Undereye Circles, and the Results Were Impressive," 28 Apr. 2019 Others couldn’t speak or had abnormally dilated pupils caused by pressure in the brain. Thomas M. Burton, WSJ, "Hospitals Rush to Offer New Stroke Treatment," 26 Dec. 2018 Possible side effects include dryness of the skin, mouth, eyes, nose and throat; sore throat; headaches; blurred vision and dilated pupils; and constipation and trouble urinating. Jamie Ducharme, Time, "The FDA Approved a Topical Treatment for Excessive Underarm Sweating," 30 June 2018 Redness-reducing eye drops work by constricting your dilated blood vessels, which does clear up the redness temporarily. Korin Miller, SELF, "What Exactly Causes Red, Bloodshot Eyes?," 25 May 2018 Give-away symptoms include dilated eyes, disorientation and anxiety, Speiser said. Shari Rudavsky, Indianapolis Star, "Drugged up dogs & catatonic cats? Survey finds all too often our pets get into our meds," 7 May 2018 First responders have accused Assad of targeting the Douma hospital with a poisonous chlorine bomb, and said that whole families were found dead with dilated pupils and foam at their mouths. Jewish Journal, "Israel's chief rabbi: Jews have a 'moral obligation' to help end the genocide in Syria," 11 Apr. 2018 So Weiss sent most critical patients, those with dilated pupils and a slow pulse, straight to Sunrise. Alden Woods, USA TODAY, "'Is this real?': Seven hours of chaos, bravery at Las Vegas hospital after mass shooting," 30 Oct. 2017 Hypothermia starts with symptoms like shivering and slurred speech, and escalates to dazed consciousness, irrational behavior, decreased heart rate, dilated pupils and uncontrollable shivering in waves. Laurel Andrews, Alaska Dispatch News, "Alaska winter readiness guide: Tips for preparing your home, vehicle and self," 21 Oct. 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.

See More

First Known Use of dilated

15th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about dilated

Statistics for dilated

Look-up Popularity

Time Traveler for dilated

The first known use of dilated was in the 15th century

See more words from the same century

More from Merriam-Webster on dilated

Nglish: Translation of dilated for Spanish Speakers

Britannica English: Translation of dilated for Arabic Speakers

Comments on dilated

What made you want to look up dilated? Please tell us where you read or heard it (including the quote, if possible).


something desired as essential

Get Word of the Day daily email!

Test Your Vocabulary

What's that Smell?! Quiz

  • wide eyed dog smelling rose
  • Someone who is hircine smells like a:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!