- ἄρρατος
- ἄρρατοςGrammatical information: adj.Meaning: = σκληρὸς ἀμετάστροφος (Pl. Kra. 407d).Other forms: In Euph. 24 the α is long.Origin: XX [etym. unknown]Etymology: Unknown. From *ἀ-Ϝρᾰτ-ος, PIE. *u̯ert- `turn'?, cf. ῥατάναν. Schwyzer RhM 80, 209ff., Sommer Nominalkomp. 86, in which case the length of the α would be incorrect. An analysis -Ϝρα-τος is more obvious.Page in Frisk: 1,151
Greek-English etymological dictionary (Ελληνικά-Αγγλικά ετυμολογική λεξικό). Robert S.P.. 2010.