Ἁλοσύδνη
From LSJ
οὗ δ' ἂν Ἔρως μὴ ἐφάψηται, σκοτεινός → he on whom Love has laid no hold is obscure | he whom Love touches not walks in darkness
English (LSJ)
ἡ, epith. of Thetis, Il.20.207; νέποδες καλῆς ἁλοσύδνης, of seals, Od.4.404 (expl. by Gramm. as 'child of the sea'); of Nereids, A.R.4.1599; cf. ὑδατοσύδνη. (Perh. containing the root of ὕδωρ.)