'Nictitate' definitions:
Definition of 'nictitate'
From: WordNet
Definition of 'Nictitate'
From: GCIDE
- Nictitate \Nic"ti*tate\, v. i. [See Nictate.] To wink; to nictate. [1913 Webster]
- Nictitating membrane (Anat.), 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. [1913 Webster]