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Definition of conjunctivitis
conjunctivitis
/kənˌdʒʌŋk.tɪˈvaɪ.tɪs/
con · junc · ti · vi · tis
Plural:conjunctivitises
•Adjective:conjunctival
conjunctivitis Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
5
conjunctivitis Game Scores & Validity
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WWF
Wordle Guess
• noun
1
Inflammation or infection of the conjunctiva (the transparent membrane that lines the eyelid and covers the white part of the eyeball), typically characterized by redness, itching, and discharge.
Example
"The pediatrician prescribed antibiotic eye drops to treat the child's bacterial conjunctivitis."
Synonyms
View all synonyms for conjunctivitis• Rhymes for conjunctivitis
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Word Origin & Etymology
Coined in the early 19th century as a medical term from 'conjunctiva' (from Medieval Latin membrana conjunctiva, meaning 'connecting membrane') combined with the Greek-derived suffix '-itis', denoting inflammation.
Cite this Entry
Wordmom. (2026). Definition of Conjunctivitis. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/conjunctivitis