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άδος, ἡ,
A = λίθος, stone, σεῦεν κύνας . . πυκνῇσιν λιθάδεσσιν Od.14.36; θάλαμον δέμον . . πυκνῇσιν λ. 23.193; collectively, shower of stones, A.Th.158 (lyr.); heap of stones, λιθάδας τε καὶ ἕρμακας ἐνναίοντες, of snakes, Nic.Th.150 (v.l. λίθακας).