Pronunciation: (ī'zun-glas", -gläs", ī'zing-), [key]
1. a pure, transparent or translucent form of gelatin, obtained from the air bladders of certain fish, esp. the sturgeon: used in glue and jellies and as a clarifying agent.
2. mica, esp. in thin, translucent sheets.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.