κωνοειδής
καὶ οἱ ἀμαθέστατοι τῶν ἰατρῶν τὸ αὐτὸ σοὶ ποιοῦσιν, ἐλεφαντίνους νάρθηκας καὶ σικύας ἀργυρᾶς ποιούμενοι καὶ σμίλας χρυσοκολλήτους: ὁπόταν δὲ καὶ χρήσασθαι τούτοις δέῃ, οἱ μὲν οὐδὲ ὅπως χρὴ μεταχειρίσασθαι αὐτὰ ἴσασιν → the most ignorant of doctors do the same as you, getting themselves ivory containers, silver cupping instruments, and gold-inlaid scalpels; but when it's time to use those things, they haven't the slightest notion of how to handle them
English (LSJ)
ές,
A conical, σχῆμα Archim.Con.Sph.Praef., al., Ph.Bel. 86.51; of the creative fire, Cleanth.Stoic.1.111; of the apex of the Roman flamen, D.H.2.70; σκιά Cleom.2.2, etc.; σκίασμα D.C.60.26; τὸ κ. conoid, Archim.Con.Sph.Praef., etc. Adv. -δῶς Placit.4.15.3, Cleom.2.2, Phlp.in de An.140.34. II metaph., concise, pointed, ἑρμηνεία συνεστραμμένη καὶ οἷον εἰπεῖν κ. Corn.Rh.p.387 H. III neut. -ειδές, τό, = κωνάριον 11, Gal.2.723 (but κ. μόριον odontoid process of the second vertebra, 2.461).