pane

Meanings

1. 1
   noun

   a single flat sheet or section of glass fitted into a window or door

   A stone cracked one pane of the greenhouse roof.

2. 2
   noun

   a distinct section of a divided window or screen in a computer interface

   Select a folder in the left pane to display its contents on the right.

From Middle English pane, from Old French pan ('part, section, or piece'), ultimately from Latin pannus ('cloth'). The word was applied to sections of fabric and buildings before becoming especially associated with separate sheets of window glass; computing later borrowed that divided-window sense.

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