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Valentinian III

or Valentinianus III

noun
  1. a.d. 419?–455, emperor of the Western Roman Empire 425–455.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for valentinian iii

Valentinian III

Valentinianus III

noun
  1. ?419–455 ad, emperor of the Western Roman Empire (425–455). His government lost Africa to the Vandals. With Pope Leo I he issued (444) an edict giving the bishop of Rome supremacy over the provincial churches
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