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conjunctivitis

noun

con·​junc·​ti·​vi·​tis kən-ˌjəŋ(k)-ti-ˈvī-təs How to pronounce conjunctivitis (audio)
: inflammation of the conjunctiva

Examples of conjunctivitis in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These breeds also have ocular problems such as exophthalmos or bulging eyes which can predispose to dry eye, conjunctivitis, and corneal ulcers. Dr. John De Jong, Boston Herald, 30 Nov. 2025 Common symptoms of an EHV respiratory disease can include fever, coughing, nasal discharge, enlarged lymph nodes, lethargy, anorexia, conjunctivitis and lower limb swelling, according to the AAEP. Caroline Zimmerman, Kansas City Star, 26 Nov. 2025 Adenoviruses are common and typically cause mild symptoms such as a fever, sore throat and pink eye (conjunctivitis). CNN Money, 4 Nov. 2025 Eye infections are a leading cause, particularly conjunctivitis, often linked to viruses like feline herpesvirus, or bacteria and fungi. Maria Azzurra Volpe, MSNBC Newsweek, 7 Oct. 2025 See All Example Sentences for conjunctivitis

Word History

First Known Use

1835, in the meaning defined above

Time Traveler
The first known use of conjunctivitis was in 1835

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Cite this Entry

“Conjunctivitis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conjunctivitis. Accessed 7 Dec. 2025.

Kids Definition

conjunctivitis

noun
con·​junc·​ti·​vi·​tis kən-ˌjəŋ(k)-ti-ˈvīt-əs How to pronounce conjunctivitis (audio)
: inflammation of the conjunctiva : pinkeye

Medical Definition

conjunctivitis

noun
con·​junc·​ti·​vi·​tis kən-ˌjəŋ(k)-ti-ˈvīt-əs How to pronounce conjunctivitis (audio)
: inflammation of the conjunctiva that is typically marked by pinkness or redness of the sclera and by itching, burning, irritation, discharge, or excessive tearing of the eye and that is typically caused by pathogenic microorganisms (such as bacteria or viruses), allergens, or irritants see pink eye

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