I. Unlettered, illiterate, uneducated, unlearned (class.): “quem cognovimus virum bonum et non illitteratum,” Cic. de Or. 2, 6, 25: “rusticus illitteratusque,” Quint. 2, 21, 16: “illitteratum dicimus non ex toto rudem, sed ad litteras altiores non perductum,” Sen. Ben. 5, 13, 4; cf. “also of one who cannot read,” Col. 1, 8, 4. —Of things, unlearned, unpolished, inelegant: “incidunt in sermone vario multa, quae fortasse illis cum dixi nec illitterata nec insulsa esse videantur,” Cic. Fam. 9, 16, 4: “nervi,” Hor. Epod. 8, 17: “scribo plurimas sed illitteratissimas litteras,” Plin. Ep. 1, 10, 9; 2, 3, 8.—
II. Unwritten, i. e. not drawn up in writing, = ἄγραφος (post-class. and very rare): “tacito illitteratoque Atheniensium consensu,” Gell. 11, 18, 4; cf.: illitterata pax est, quae litteris comprehensa non est, Paul. ex Fest. p. 113 Müll.—