: the pigmented middle layer of the eye consisting of the iris and ciliary body together with the choroid
uveal adjective

Example Sentences

Recent Examples on the Web Uveitis is an inflammation of the layer that lies beneath the outer surface of the eye (called the uvea). Harvard Health Letter, chicagotribune.com, 7 Nov. 2019 Unsurprisingly, uveitis usually affects a part of your eye called the uvea, which is the middle layer that has a lot of blood vessels. Korin Miller, SELF, 5 June 2018 These tumors can form in the iris (the colored area surrounding the pupil) or in other parts of the eye’s middle layer, known as the uvea or the uveal tract. Amanda Macmillan, Health.com, 1 May 2018

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

Word History


Medieval Latin, from Latin uva grape

First Known Use

1525, in the meaning defined above

Time Traveler
The first known use of uvea was in 1525

Dictionary Entries Near uvea

Cite this Entry

“Uvea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/uvea. Accessed 26 Nov. 2022.

Medical Definition

: the middle layer of the eye consisting of the iris and ciliary body together with the choroid coat

called also vascular tunic

More from Merriam-Webster on uvea

Love words? Need even more definitions?

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

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Universal Daily Crossword

A daily challenge for crossword fanatics.