morphomaniac|mɔːfəʊˈmeɪnɪæk| [Irreg. f. morphia + maniac n.] = morphinomaniac. 1906G. K. Chesterton Dickens ii. 41 These great popular leaders..become drunkards; they become demagogues; they become morphomaniacs.1912L. J. Vance Destroying Angel xii. 165 He's just short of a raving morphomaniac.