D defs.my
Entry 2 senses Webster, 1913

Verification

/vĕrˌ-əf-ək-āsh'-ən/ · Ver·i·fi·ca·tion · IPA /ˌvɛ.ɹə.fɪˈkeɪ.ʃən/
01 n. The act of verifying, or the state of being verified; confirmation; authentication.
  1. 1.
    The act of verifying, or the state of being verified; confirmation; authentication.
  2. 2.
    Confirmation by evidence.(Law)
Phrases & compounds
Verification of an equation — the operation of testing the equation of a problem, to see whether it expresses truly the conditions of the problem.