Definition of ConjunctivitisConjunctivitis: Inflammation of the membrane covering the surface of the eyeball. It can be a result of infection or irritation of the eye, or it can be related to systemic diseases, such as Reiter syndrome. Also known as pinkeye. Last Editorial Review: 3/19/2012 Back to MedTerms online medical dictionary A-Z List Need help identifying pills and medications? |
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