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Definition of nystagmus
: 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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Recent Examples of nystagmus from the Web
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Brown said Jeffrey still struggles with nystagmus and has difficulty at times reading and typing.
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But when Jeffrey started exhibiting symptoms of nystagmus — an eye condition that causes uncontrolled repetitive eye movements — his mom, a physical therapist, knew something more serious might be involved.
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A rabbit was brought in for a dental issue, but during the exam, its eyes began jerking back and forth, a condition called nystagmus.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nystagmus'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of nystagmus
New Latin, from Greek nystagmos drowsiness, from nystazein to doze; probably akin to Lithuanian snusti to doze
Medical Dictionary
nystagmus
playMedical Definition of nystagmus
: involuntary usually rapid movement of the eyeballs (as from side to side) occurring normally with dizziness during and after bodily rotation or abnormally following head injury or as a symptom of disease
Learn More about nystagmus
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Britannica.com: Encyclopedia article about nystagmus
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