eyelid

views updated May 18 2018

eyelid (I-lid) n. the protective covering of the eye. Each eye has two eyelids consisting of skin, muscle, connective tissue (tarsus), and sebaceous glands (meibomian or tarsal glands). Each eyelid is lined with membrane (see conjunctiva) and fringed with eyelashes. Anatomical names: blepharon, palpebra.

eyelid

views updated May 29 2018

eye·lid / ˈīˌlid/ • n. each of the upper and lower folds of skin that cover the eye when closed.