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Noun, pl. eyelids

1. Movable tissue, consisting primarily of skin and muscle, that shields and protects the eyeball from mechanical injury. (

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

3. An eyelid is a thin fold of skin that covers and protects the eye. With the exception of the prepuce and the labia minora, it has the thinnest skin of the whole body. (

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

Syn: palpebra

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