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Noun: nictitation
  1. A reflex that closes and opens the eyes rapidly
    - blink, eye blink, blinking, wink, winking, nictation

Derived forms: nictitations

Type of: inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex action, reflex response, unconditioned reflex

Encyclopedia: Nictitation