ὕστριξ
αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
English (LSJ)
ῐχος (but in Opp.C.3.391 ὑστρίγγων, from ὕστριγξ) ὁ and ἡ,
A porcupine, Hystrix cristata, Hdt.4.192, Arist.HA490b29, 579a29, 600a28, Ael.NA1.31. II in pl., something obtained from pigs, prob. bristles, Pl.Com.28. III ὕστριχας (acc. pl.) ἢ σίδηρον as instruments of punishment, prob. whips, the cat, Ph. ap. Eus.PE 8.14; cf. sq. 1.
Greek (Liddell-Scott)
ὕστριξ: -ῐχος, (ἀλλ’ ἐν Ὀππ. Κυν. 3. 394 ὑστρίγγων, ἐκ τοῦ ὕστριγξ), ὁ καὶ ἡ, χερσαῖος ἐχῖνος, ὁ ἀκανθόχοιρος, κοινῶς «σκαντζόχοιρος», Hystrix cristata, μάλιστα δὲ Λυβικόν τι εἶδος αὐτοῦ, Ἡρόδ. 4. 192, Ἀριστ. π. τὰ Ζ. Ἱστ. 1. 6, 6., 6. 30, 2., 8. 17, 1. ΙΙ. ἐν τῷ πληθ., αἱ τραχεῖαι τρίχες τοῦ χοίρου, «γουρουνότριχες», τὰ γὰρ κρέα ἥδιστ’ ἔχουσιν (οἱ ὕες), κοὐδὲν ἀφ’ ὑὸς γίγνεται πλὴν ὕστριχες Πλάτ. Κωμικ. ἐν «Ἑορταῖς» 1, ἴδε Mangey εἰς Φίλωνα 2. 645. (Συνήθως ἐτυμολογεῖται ἐκ τῶν λέξεων ὗς, θρὶξ τριχός).)
French (Bailly abrégé)
ιχος (ὁ, ἡ)
hérisson, porc-épic, animal.
Étymologie: ὗς, θρίξ.