a plate of glass for filling a window sash within the frame.
a flounder, Scophthalmus aquosus, occurring along the Atlantic coast of North America, characterized by the thinness and translucency of its body.


designating or having a large, regular design of intersecting lines resembling a series of windowpanes: a windowpane plaid sweater.

Origin of windowpane

First recorded in 1810–20; window + pane Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for windowpane

Historical Examples of windowpane

  • A red rash, with the pattern of frostwork on a Minnesota windowpane in January, was across his lean, handsome face.

    The Planet Strappers

    Raymond Zinke Gallun

  • We've been trying to catch the snowflakes through the windowpane.

  • If you look over on the windowpane I think you'll find my name scratched on the glass in the lower left-hand corner.


    Arthur Cheny Train

  • A big drop of rain splashed, and exploded like a miniature watery bombshell, against the windowpane.

    Galusha the Magnificent

    Joseph C. Lincoln

  • As she appeared upon the platform our noses almost touched the windowpane and our eyes sent forth forlorn appeals.

    Abroad at Home

    Julian Street

British Dictionary definitions for windowpane



a sheet of glass in a window
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012