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Definition of Term

nictitating eyelid
(english) A transparent, moveable membrane or inner eyelid that protects and helps keep the eye clean. Found particularly in sharks. (See also: nictitating membrane, eyelid, eye)
paupière nictitante
(french) Membrane transparente, mobile ou paupière intérieure qui protège et aide à garder l'oeil propre. (See also: nictitating membrane, eyelid, eye)
pálpebra nictitante
(portuguese) Membrana móvel e transparente que proteje e mantém o olho limpo. (See also: nictitating membrane, eyelid, eye)

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