Eyelid vs. Tylosis

Eyelidnoun

A thin skin membrane that covers and moves over an eye.

Eyelidnoun

The cover of the eye; that portion of movable skin with which an animal covers or uncovers the eyeball at pleasure.

Eyelidnoun

either of two folds of skin that can be moved to cover or open the eye;

Eyelid

An eyelid is a thin fold of skin that covers and protects an eye. The levator palpebrae superioris muscle retracts the eyelid, exposing the cornea to the outside, giving vision.

Tylosisnoun

a thickening of the skin, especially of the eyelids

Tylosisnoun

a balloonlike growth in a plant cavity; a tylose

Tylosisnoun

An intrusion of one vegetable cell into the cavity of another, sometimes forming there an irregular mass of cells.