ἑπτάπορος

ον
A. with seven tracks or paths, τείρεα, of the planets, h.Hom. 8.7; Πλειάς or Πελειάς, E. IA 7, Or. 1005 (both anap.); Πληϊὰς ἑ. Epigr.Gr. 223.4(Milet.); seven-mouthed, of the Nile, Mosch. 2.51, D.P. 264.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project