Verfication \Ver`fi*ca"tion\, n. [Cf. F. v['e]rification.] 1. The act of verifying, or the state of being verified; confirmation; authentication. 2. (Law) (a) Confirmation by evidence. (b) A formal phrase used in concluding a plea. {Verification of an equation} (Math.), the operation of testing the equation of a problem, to see whether it expresses truly the conditions of the problem. --Davies & Peck. (Math. Dict.)