γωνιώδης
From LSJ
πρῶτον μὲν οὖν ὄστρεια παρὰ Νηρεῖ τινι ἰδὼν γέροντι φυκί ἠμφιεσμένα ἔλαβον ἐχίνους τ' ἐστὶ γὰρ προοίμιον δείπνου χαριέντως ταῦτα πεπρυτανευμένου → So first I spotted oysters wrapped in seaweed at the shop of some old Nereus, and sea urchins, which I bought; these were the appetizers for a delightfully managed dinner
English (LSJ)
ες,
A angular, Th.8.104; at a sharp angle, διαστροφή Hp. Art.47.
German (Pape)
[Seite 512] ες, = γωνιοειδής, Thuc. 8, 104; Sp.
Greek (Liddell-Scott)
γωνιώδης: -ες, (εἶδος) γωνιακός, ὅμοιος γωνίᾳ, Θουκ. 8. 104· ἔχων ἢ σχηματίζων ὀξεῖαν γωνίαν, διαστροφὴ Ἱππ. Ἄρθρ. 812.