PROOF

Meaning

An effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial.

Etymology

Origin: Middle English

From Middle English proof, from Old French prove, from Late Latin proba (“a proof”), from Latin probō (“to prove”); see prove; compare also the doublet probe.

Synonyms & Antonyms

NYT Puzzle Appearances

No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2018, 2019, 2020.