προοίμιον
προοίμιον
προ-οίμιον, ου, τό,
οἶμος
an opening or introduction to a thing; in Music, a prelude, overture, Pind.; in poems and speeches, a proem, preface, preamble, introduction, Lat. exordium, Pind., Xen.
metaph. of any prelude or beginning, φροίμιον χορεύσομαι Aesch.; μηδέπω ʼν προοιμίοις only just beginning, Aesch.; εἴ τι τοῦδε φρ. ματᾷ if any part of this presage be vain, Aesch.
generally, a hymn, Thuc., Plat.