Definition of Nictitating membrane

1. Noun. A protective fold of skin in the eyes of reptiles and birds and some mammals.

Exact synonyms: Third Eyelid
Group relationships: Eye, Oculus, Optic
Generic synonyms: Protective Fold
Specialized synonyms: Haw

Medical Definition of Nictitating membrane

1. A transparent fold of skin lying deep to the other eyelids at the mesial side, which may be drawn over the front of the eyeball. It is the so-called third eyelid, found in reptiles and birds generally and in many mammals. (12 Dec 1998)

Lexicographical Neighbors of Nictitating Membrane

nicoumalone
nictate
nictated
nictates
nictating
nictation
nictation
nictations
nictitant
nictitate
nictitate
nictitated
nictitates
nictitating
nictitating membrane (current term)
nictitating membrane (current term)
nictitating spasm
nictitation
nictitation
NICU
nid
nidal
nidal
nidamental
Nidaros
nidate
nidated
nidates
nidating
nidation

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