QED

Physics.
1.
quantum electrodynamics.

Q.E.D.

1.
which was to be shown or demonstrated (used especially in mathematical proofs).
Origin
1810-20; < Latin quod erat dēmōnstrandum
British Dictionary definitions for QED

QED

abbreviation
1.
quod erat demonstrandum
2.
quantum electrodynamics
Word Origin
(sense 1) Latin: which was to be shown or proved
Word Origin and History for QED

Q.E.D.

1760, abbreviation of Latin quod erat demonstrandum "which was to be demonstrated."

Related Abbreviations for QED

QED

  1. Quality, Efficiency, Dependability
  2. quantitative evaluative device
  3. quantum electrodynamics

Q.E.D.

Latin quod erat demonstrandum (which was to be demonstrated)