Q.E.D.

Definitions

A certain fact or scenario that proves an argument or proposition; a justification.

Equivalents

Examples

“We all go in for the dolce here except you, and you're such a patent machine for turning out Q.E.D.s by the dozen, that you can no more help⟳ working than the bedmaker can help⟳ taking my tea and saying the cat did it,[…]”

“The same thing, I believe⟳, that was lacking in Let⟳ Freedom Ring⟳—lack of dramatic integration, lack of dramatic intensity, lack of all those elements, call⟳ them what you will, which make⟳ a play⟳ a play⟳ and not a tract, and certainly not a Q.E.D. thesis.”

CEFR level