ὀνομαστέον
From LSJ
καὶ λέγων ὅτι Πεπλήρωται ὁ καιρὸς καὶ ἤγγικεν ἡ βασιλεία τοῦ θεοῦ· μετανοεῖτε καὶ πιστεύετε ἐν τῷ εὐαγγελίῳ → declaring “The time has been accomplished and the kingdom of God is near: start repenting and believing in the gospel!” (Μark 1:15)
English (LSJ)
one must name, Pl.Cra.387d.
Greek (Liddell-Scott)
ὀνομαστέον: ῥημ. ἐπίθ. τοῦ ὀνομάζω, δεῖ ὀνομάζειν, Πλάτ. Κρατ. 387D.
French (Bailly abrégé)
adj. verb. de ὀνομάζω.