ῥάχιν (rhachin)
ῥάχιν is an Ancient Greek form of ῥάχις, meaning “the lower part of the back, the chine”. It is the accusative singular feminine noun.
Found 47 times in the Ancient Greek texts on Socratos.
Where it is used
Euripides, Cyclops 643: ὁτιὴ τὸ νῶτον τὴν ῥάχιν τ’ οἰκτίρομεν
Galen, De naturalibus facultatibus 3.3·3: … οὶ συγκαταπέσωμεν. οὕτω γὰρ καὶ αἱ μῆτραι τὸ ἔμβρυον ὠθοῦσαι συνεξέπεσον ἐνίοτε καὶ μάλισθʼ, ὅταν οἱ πρὸς τὴν Ῥάχιν αὐτῶν σύνδεσμοι χαλαροὶ φύσει τυγχάνωσιν ὄντες. ἔστι δὲ καὶ τοῦτο θαυμαστόν τι τῆς φύσεως σόφισμα, τὸ ζῶντος …
Hippocrates, De diaeta acutorum 14: … τράχηλον καὶ πρόσωπον, ὑπὸ τοῦ πόνου δακνομένων καὶ ξηραινομένων τῶν τενόντων τῶν οὐρωδέων, οἳ παχύτατοι τὴν ῤάχιν ξυνέχουσιν, ᾗ οἱ μέγιστοι ξύνδεσμοι καταπεφυκότες ἕως ἐς πόδας ἀποτελευτῶσι, τῷ τοιῷδε ἢν μὴ πυρετὸς καὶ ὕπνο …
All forms of ῥάχις (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.