The word "eyelid" refers to the thin piece of skin that covers and protects your eye. It helps to keep dust, dirt, and other things out of your eye. Full definition
Bristow then used a functional magnetic resonance imaging scanner, or fMRI, to monitor any brain activity triggered by blinking, independent of the effect of eyelid closure on light entering the eye. (discovermagazine.com)
The cosmetic cotton pad, dampened in cleaning lotion, has to be left on eyelids for a minute or two for a better dilution of complex textures (waterproof mascaras, powdery eyeshadows, black eyeliner). (howomen.com)
Cherry Eye Under the third eyelid of dogs and cats is a small tear gland. (amcny.org)