QED

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QED

abbr.
Latin quod erat demonstrandum (which was to be demonstrated)

QED

abbreviation for
1. (Logic) quod erat demonstrandum
2. (Mathematics) quod erat demonstrandum
3. (Atomic Physics) quantum electrodynamics
[(sense 1) Latin: which was to be shown or proved]

QED

quantum electrodynamics.

Q.E.D.

which was to be shown or demonstrated (used esp. in mathematical proofs).
[1810–20; < Latin quod erat dēmōnstrandum]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.QED - a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons
quantum field theory - the branch of quantum physics that is concerned with the theory of fields; it was motivated by the question of how an atom radiates light as its electrons jump from excited states
Translations

QED

ABBR (Math) =quod erat demonstrandumQED

QED

[ˌkjuːiːˈdiː] abbr (=quod erat demonstrandum) → CQFD

QED

[ˌkjuːiːˈdiː] abbr =quod erat demonstrandumq.e.d.