ONE INTERESTING WORD, EVERY DAY.AN EDITION FOR THE CURIOUS
FROM THE ARCHIVESunday, October 11, 2026

defenestration

dee-fen-uh-STRAY-shun/diˌfɛnəˈstreɪʃən//noun
01 / MEANING

The act of throwing someone or something out of a window.

In a sentence.

  1. 01

    The novel's dramatic defenestration sent a chair into the courtyard.

  2. 02

    The history lesson turned to the defenestration that helped spark a war.

Where it came from.

From New Latin dēfenestrātiō: dē means ‘out from,’ fenestra means ‘window,’ and the ending names the action. The 1618 Defenestration of Prague made the word historically memorable.

Explore the source

Why it’s interesting.

A surprisingly formal word for a startling act, with the window hidden plainly in its roots.

THE SUNDAY EDITIONThe latest quiz is ready.Match seven words from a completed week.Take the quiz