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Vinony

nystagmus

noun

  1. involuntary usually rapid movement of the eyeballs occurring normally with dizziness during and after bodily rotation or abnormally following head injury or as a symptom of disease
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Wiktionary

Pronunciation: /nɪˈstæɡ.məs/ / /naɪˈstæɡ.məs/

noun

Etymology: First attested in 1798. From New Latin nystagmus, from Ancient Greek νυσταγμός (nustagmós, “nodding, drowsiness”), from νυστάζω (nustázō, “nod, be sleepy”).

  1. Rapid and excessive involuntary eye movement, usually lateral.

    “For months Travis had seen his solitary figure, shoulders hunched inside the flying jacket, in more and more newsreels, as an extra in war films, and then as a patient in an elegant ophthalmic film on nystagmus”