Pronunciation: (ī'glas", ī'gläs"), [key]
1. eyeglasses,glass (def. 5).
2. a single lens used to aid vision, esp. one worn or carried on the person; monocle.
3. an eyepiece.
4. an eyecup.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.