oph·​thal·​mo-re·​ac·​tion -rē-ˈak-shən How to pronounce ophthalmo-reaction (audio)
: a serological diagnostic reaction in a test formerly used that involved placing a test antigen (as tuberculin) on the mucous membrane of the eye with infection being indicated by a positive response characterized by hyperemia, swelling, and lacrimation

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Cite this Entry

“Ophthalmo-reaction.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ophthalmo-reaction. Accessed 21 Sep. 2023.

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