QED


abbreviation Physics.

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disgruntle

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 Latin quod erat dēmōnstrandum
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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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012