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"inflammation of the eye, conjunctivitis," late 14c., from Medieval Latin obtalmia, Old French obtalmie, from Late Latin ophthalmia, or directly from Greek ophthalmia, from ophthalmos (see ophthalmo-) + -ia.
ophthalmia oph·thal·mi·a (ŏf-thāl'mē-ə, ŏp-)n.
Severe, often purulent, conjunctivitis.
Inflammation of the deep eye structures. Also called ophthalmitis.