optokinetic

/ˌɑptoʊkɪˈnɛtɪk/
adjective
  1. Relating to or involving eye movements that occur in response to moving visual patterns, such as stripes or a rotating drum.
    • The optokinetic response is important for maintaining balance while moving through a busy street.
    • The optokinetic reflex helps you keep your eyes stable when watching a moving train.
    • Doctors use an optokinetic drum to test a patient's visual tracking ability.
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