‖ logoneurosis|lɒgəʊnjʊəˈrəʊsɪs| [f.Gr. λόγο-ς word + neurosis.] A nervous disorder causing defective memory of words. 1857in Dunglison Med.Lex.1878tr.Ziemssen's Cycl.Med. XIV. 613 The two ideas of logoneurosis and lalopathy consequently do not cover each other.