ἑπτά
English (LSJ)
οἱ, αἱ, τά, indecl.
A seven, Il.6.421, etc.; as a mystical number, Arist.Metaph.1093a13, etc.; αἱ ἑ. νῆσοι the seven largest islands, Alex.268, cf. Arist.Mir.837a31 ; τὰ ἑ. θεάματα the Seven Wonders, Str.17.1.33, cf.D.S.2.11, etc.; οἱ ἑ. σοφισταί the Seven Sages, Isoc. 15.109, Aristid.2.311 J.; οἱ ἑ. σοφοί Stob.3.1.172 ; οἱ ἑ. alone, D.L. 1.40, Lib.Ep.286.3. 2 οἱ ἑ., board of magistrates at Olbia, SIG 495.2 (iii B.C.) ; οἱ ἑ. ἄνδρες, = Lat. septemviri epulones, D.C.48.32. (I.-E. sept[macutenull], cf. Skt. saptá, Lat. septem (fancifully connected with σέβομαι, Ph.1.30, Theol.Ar.43) : Hsch. has τεπτά, i.e. ηεπτά.)
German (Pape)
[Seite 1012] οἱ, αἱ, τά, indeclin., sieben, Hom. u. Folgde.