testimony | Etymology, origin and meaning of testimony by ...
www.etymonline.com › word › testimonyMar 20, 2014 · c. 1400, "proof or demonstration of some fact, evidence, piece of evidence;" early 15c., "legal testimony, sworn statement of a witness," from old north french testimonie (old french testimoine 11c.), from latin testimonium "evidence, proof, witness, attestation," from testis "a witness, one who attests" (see testament) + -monium, suffix …