Coat of Arms Design of the Dominican Order also known as the Order of Preachers (Ordo Praedicatorum). To be a Dominican means to live strictly and ascetically while training the intellect for God, that was the main concern of Saint Dominic. The best intellectuals of the time were attracted by the new order: St. Thomas Aquinas entered the order in 1244 and was trained by St. Albertus Magnus, among others, that he became one of the most influential theologians in history. Lightweight, Classic fit, Double-needle sleeve and bottom hem