nictitation

Noun
  1. A reflex that closes and opens the eyes rapidly (synset 100118779)
    is a type of: inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex action, reflex response, unconditioned reflex - an automatic instinctive unlearned reaction to a stimulus
    subtypes: palpebration - repeated blinking or winking (especially if uncontrolled and persistent)
    same as: blink, blinking, eye blink, nictation, wink, winking

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