simple past tense and past participle of proof

present participle of proof

A step in creating yeast breads and baked goods, during which the yeast is allowed to leaven the dough.

Third-person singular simple present indicative form of proof

plural of proof. / Samples of the copy and layout of a printed document for review by the author or a proofreader before mass printing.

Used in proving or testing. / Firm or successful in resisting. / (of alcoholic liquors) Being of a certain standard as to alcohol content.

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

(transitive, intransitive, colloquial) To proofread. / (transitive) To make resistant, especially to water.

Suffix added to a noun to form an adjective denoting imperviousness to that noun.

plural of proofing