Definition of Nictitate. Meaning of Nictitate. Synonyms of Nictitate

Here you will find one or more explanations in English for the word Nictitate. Also in the bottom left of the page several parts of wikipedia pages related to the word Nictitate and, of course, Nictitate synonyms and on the right images related to the word Nictitate.

Definition of Nictitate

Nictitate
Nictitate Nic"ti*tate, v. i. [See Nictate.] To wink; to nictate. Nictitating membrance (Anat.), a thin membrance, found in many animals at the inner angle, or beneath the lower lid, of the eye, and capable of being drawn across the eyeball; the third eyelid; the haw.

Meaning of Nictitate from wikipedia

- The nictitating membrane (from Latin nictare, to blink) is a transparent or translucent third eyelid present in some animals that can be drawn across...
- protrude from the water. Each eye has closable upper and lower lids and a nictitating membrane which provides further protection, especially when the frog...
- Instead the eye is lubricated by the nictitating membrane, a third eyelid that moves horizontally. The nictitating membrane also covers the eye and acts...
- have a full translucent third eyelid called a nictitating membrane, while others have a vestigial nictitating membrane. The membrane works to protect and...
- fishes, generally characterized by lacking traits such as an anal fin, nictitating membrane, or suborbital shelves in the cranium. Squalomorphii sharks...
- possessing two large, spineless dorsal fins, an anal fin and oval eyes with nictitating eyelids. They are small to medium in size, ranging from 37 to 220 cm...
- especially in animals without eyelids. In squamate reptiles both the nictitating membrane and the eyelids have been suggested as the evolutionary origin...
- the eyeball, restricting movement. It is the vestigial remnant of the nictitating membrane (the "third eyelid") which is drawn across the eye for protection...
- submerged.: 259  The nostrils and ears can close when underwater while nictitating membranes cover the eyes.: 4, 116  The vocal folds of the hippo are more...
- change in air pressure. To protect their eyes, the falcons use their nictitating membranes (third eyelids) to spread tears and clear debris from their...