ker·​a·​to·​con·​junc·​ti·​vi·​tis | \ ˈker-ə-(ˌ)tō-kən-ˌjəŋ(k)-tə-ˈvī-təs How to pronounce keratoconjunctivitis (audio) \

Definition of keratoconjunctivitis

: combined inflammation of the cornea and conjunctiva especially : an infectious often epidemic disease that is caused by an adenovirus (especially serotypes of species Human adenovirus B and Human adenovirus D of the genus Mastadenovirus) and is marked by pain, redness and swelling of the conjunctiva, edema of the tissues around the eye, and tenderness of the adjacent lymph nodes

Examples of keratoconjunctivitis in a Sentence

Recent Examples on the Web In the medical world, dry eye is technically called keratoconjunctivitis sicca. Korin Miller, SELF, "7 Things That Can Make Your Dry Eyes Even Worse," 1 Aug. 2018

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

First Known Use of keratoconjunctivitis

1887, in the meaning defined above

History and Etymology for keratoconjunctivitis

kerato- + conjunctivitis

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Time Traveler for keratoconjunctivitis

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The first known use of keratoconjunctivitis was in 1887

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Cite this Entry

“Keratoconjunctivitis.” Dictionary, Merriam-Webster, Accessed 3 Mar. 2021.

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More Definitions for keratoconjunctivitis


ker·​a·​to·​con·​junc·​ti·​vi·​tis | \ ˈker-ə-(ˌ)tō-kən-ˌjəŋ(k)-tə-ˈvīt-əs How to pronounce keratoconjunctivitis (audio) \

Medical Definition of keratoconjunctivitis

: combined inflammation of the cornea and conjunctiva especially : epidemic keratoconjunctivitis — compare keratitis

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