[1] : The Collaborative International Dictionary of English v.0.48

eyelid \eye`lid"\, n. anat.
   the cover of the eye; that portion of movable skin with which
   an animal covers or uncovers the eyeball at pleasure.
   1913 webster

[2] : WordNet (r) 2.0

eyelid
     n : either of two folds of skin that can be moved to cover or
         open the eye; "his lids would stay open no longer" syn:
         lid, palpebra
see also:
lid palpebra 

Eyelid >> E Words
Eyelid, definition of term: Eyelid
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