n. [ L. Ilias, -adis, Gr. &unr_;, &unr_; (sc. &unr_;), fr. &unr_;, &unr_;, Ilium, the city of Ilus, a son of Tros, founder of Ilium, which is a poetical name of Troy. ] A celebrated Greek epic poem, in twenty-four books, on the destruction of Ilium, the ancient Troy. The Iliad is ascribed to Homer. [ 1913 Webster ]