Webster's Revised Unabridged Dictionary · 1913

Nictitate

Nictitate , intransitive verb

[See Nictate.]

To wink; to nictate.
Collocations (1)
Nictitating membrane (Anatomy) , a thin membrane, 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.