oratio obliquan.

1842 W. E. Jelf Gram. Greek Lang. II. iv. 508 The infin. and acc. follows the verb in the oratio obliqua, and then follows a dependent clause in which the verb stands in the oratio recta.

1957 R. Speaight Life H. Belloc ix. 175 Belloc would have been on safer ground if he had covered his quotation by making it clear that he was only giving the sense of Robespierre's words, or if he had abridged them in oratio obliqua.

1968 Listener 25 July 120/2 The stilted oratio obliqua of court reportage.

1991 N.Y. Rev. Bks. 5 Dec. 47/1 Mailer has the good sense not to march these lions on stage but to leave them mostly in the oratio obliqua..of a hard-drinking air hostess named Modene Murphy.