Definitions for QED
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Random House Webster's College Dictionary
QED
quantum electrodynamics.
Category: Physics
Q.E.D.
which was to be shown or demonstrated (used esp. in mathematical proofs).
Category: Math
Origin of Q.E.D.:
1810–20; < L quod erat dēmōnstrandum
Princeton's WordNet
quantum electrodynamics, QED(noun)
a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons
Wiktionary
QED(Noun)
Quantum electrodynamics.
QED(Interjection)
Quod erat demonstrandum (Latin what had to be proved or what was to be demonstrated).
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