nictitating membrane (redirected from nictitating membrane prolapse)

nic·ti·tat·ing membrane  (nkt-ttng) also nic·tat·ing membrane (nkttng)

n.

A transparent inner eyelid in birds, reptiles, and some mammals that closes to protect and moisten the eye. Also called third eyelid.

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nictitating membrane

n

(Life Sciences & Allied Applications / Zoology) (in reptiles, birds, and some mammals) a thin fold of skin beneath the eyelid that can be drawn across the eye Also called third eyelid haw

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nictitating membrane  (nkt-ttng)

A transparent inner eyelid in birds, reptiles, amphibians, and some mammals that protects and moistens the eye without blocking vision.

Thesaurus

Noun

1.

nictitating membrane - a protective fold of skin in the eyes of reptiles and birds and some mammals third eyelid eye, oculus, optic - the organ of sight protective fold - a flap of tissue that protects what it covers haw - the nictitating membrane of a horse