Definition for qed (2 of 2)
Q.E.D.
which was to be shown or demonstrated (used especially in mathematical proofs).
Origin of Q.E.D.
First recorded in 1810–20, Q.E.D. is from the Latin word quod erat dēmōnstrandum
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for qed
“QED” was not intelligible to him, but it sounded very well indeed, he thought.
For Fortune and Glory|Lewis Hough
British Dictionary definitions for qed
QED
abbreviation for
quod erat demonstrandum
quantum electrodynamics
Word Origin for QED
(sense 1) Latin: which was to be shown or proved
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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