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Jul 22, 2026 · The meaning of WINDOW is 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 …

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Window is first recorded in the early 13th century, and originally referred to an unglazed hole in a roof. Window replaced the Old English eagþyrl, which literally means 'eye-hole', and eagduru 'eye-door'.

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