/ Dictionary / Index W windowglass shell: Meaning and Definition of Find definitions for: win'dow•glass shell" Pronunciation: (win'dō-glas", -gläs"), [key] capiz. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. window envelope windowing Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language