derangement Copy link Outline I. In gen. sense (rare)II. Of intellect • derangement: I. In gen. sense (rare): turbātio, perturbātio, confūsio: v. confusion, disturbance. Phr.: a d. of stomach, stomachi dissolutio, Plin.: d. of family affairs, implicatio rei familiaris, Cic. II. Of intellect: mens ăliēnāta, fŭror: v. insanity.