October 1: “Big moments in geometry class this week...we have completed our first proofs!”
She said she "never doubted" her sister would come home as "we had all the proofs."
Palmer's desire to be loved is large, his need for proofs of appreciation considerable.
Yeah, sometimes I go to this little Italian place around the corner called Otto to read or to do proofs.
The coded “proofs” are everywhere: Floods, earthquakes, tornadoes, and pestilence.
If therefore the proofs of the Origin of Species are wanting the whole theory of Evolution falls in ruins to the ground.
The proofs already cited of Smith's immorality are convincing.
Not in proofs by formal logic but in the reality of consciousness was the certainty of God.
I hope to find the proofs of my 'Genealogies' awaiting me on my return.
Well, well, since the proofs are so glaring and strong, I own that Sir Middel has done me a wrong.
early 13c., preove "evidence to establish the fact of (something)," from Anglo-French preove, Old French prueve "proof, test, experience" (13c., Modern French preuve), from Late Latin proba "a proof," a back-formation from Latin probare "to prove" (see prove). "The devocalization of v to f ensued upon the loss of final e; cf. the relation of v and f in believe, belief, relieve, relief, behove, behoof, etc. [OED].
Meaning "act of proving" is early 14c. Meaning "act of testing or making trial of anything" is from late 14c., from influence of prove. Meaning "standard of strength of distilled liquor" is from 1705. In photography from 1855. Typographical sense of "trial impression to test type" is from c.1600. Numismatic sense of "coin struck to test a die" is from 1762; now mostly in reference to coins struck from highly polished dies, mainly for collectors.
Adjectival sense (proof against) is recorded from 1590s, from the noun in expressions such as proof of (mid-15c.), hence extended senses involving "tested power" in compounds such as fireproof (1630s), waterproof (1725), foolproof (1902), etc. Shakespeare has shame-proof.