LanguageKnow logo LanguageKnow

LanguageKnow is better in the app.Free on Google Play and the App Store.

Get the app

QED

phrase

LanguageLatin

Meaning
  1. QED (“quod erat demonstrandum”) initialism of quod erat demonstrandum
  2. which was to be demonstrated
  3. This is an abbreviation for the Latin phrase 'quod erat demonstrandum', often used at the end of a mathematical proof.
Examples

Hoc erat probandum, QED.

This was to be proved, QED.

Part of speechphrase

Usage noteUsually written at the end of logical or mathematical arguments to indicate the conclusion.

Status: Adapted from English Wiktionary — awaiting native speaker review

This entry is adapted from English Wiktionary. A native speaker has not reviewed it yet. Native speakers can verify or correct it in the LanguageKnow app.

Source: adapted from English Wiktionary (Wiktionary contributors) via kaikki.org (Wiktextract), licensed under CC BY-SA 4.0.

Request removal