sing by way of accompaniment, to accompany with the voice
sing by way of accompaniment, Λίνον δʼ ὑπὸ καλὸν ἄειδε (sc. τῇ φόρμιγγι) Il. 18.570; ἡ δʼ ὑπὸ καλὸν ἄεισε (sc. ἡ νευρή) Od. 21.411; ταῖς Μούσαις τι μέλος ὑπᾴσατε Ar. Ra. 874; without acc., to accompany with the voice, χοροῖσι ib. 366; τινι Luc. Salt. 30; in poet. form ὑπαείδω, aor. ὑπήεισαν Call. Dian. 242; ὑ. νόμον Id. Del. 304. [The a of ὑπαείδω used long by Call. Del. l.c.]