ἐκτατέον
ταῦτα δὲ ἔδει ποιῆσαι κἀκεῖνα μὴ ἀφιέναι → these things should have been done without neglecting the others | these are the things you should have done without neglecting the others | these ought ye to have done, and not to leave the other undone
English (LSJ)
A one must pronounce long, Sch.Il.21.262.
Greek (Liddell-Scott)
ἐκτᾰτέον: ῥημ. ἐπίθ., δεῖ ἐκτείνειν, Κλήμ. Ἀλ. σ. 447, γραμμ., «ἐκτατέον τὸ ι» Σχόλ. Βικτ. εἰς Ὁμ. Ἰλ. Λ. 678· «ἐκτατέον τὸ α» Σχόλ. Βεν. εἰς Ὁμ. Ἰλ. Φ. 262.
Spanish (DGE)
1 hay que alargar, hay que extender τὴν χεῖρα μετὰ τάξεως ἐκ διαστημάτων ἐ. ref. a las buenas costumbres en la mesa, Clem.Al.Paed.2.1.13, para votar, Sud.s.u. χειροτονητέον.
2 gram. hay que alargar una sílaba, una vocal τὸ δὲ «δηριαάσθων» τὸ δεύτερον «α» ἐ. Hdn.Gr.1.536, οὕτως ἐ. διὰ τὸ μέτρον τὸ «Ἀσκληπιοῦ» Hdn.Gr.2.36, τὴν «ψι» συλλαβὴν ἐ. διὰ τὸ μέτρον Hdn.Gr.2.96, cf. Sch.A.R.1.664a, Hdn.Gr.2.24.