a window into/on

idiom

Definition of a window into/on

: something that makes it possible to see or understand something clearly

This knowledge opens a window into your opponent's mind.

The book gives the reader a window on war.

Word by Word Definitions

window play

: an opening especially in the wall of a building for admission of light and air that is usually closed by casements or sashes containing transparent material (such as glass) and capable of being opened and shut
: windowpane
: a space behind a window of a retail store containing displayed merchandise

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Seen and Heard

What made you want to look up a window into/on? Please tell us where you read or heard it (including the quote, if possible).

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volatile

play

subject to rapid or unexpected change

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