Associations to the word «Qed»

Wiktionary

QED, interjection. Quod erat demonstrandum (Latin what had to be proved or what was to be demonstrated).
QED, noun. Quantum electrodynamics.

Dictionary definition

QED, noun. A relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats