originally a tree (which indeed comes from the same root), commonly the oak, Lat. quercus, Hom., etc.; sacred to Zeus, who gave his oracles from the oaks of Dodona, Od.; hence, αἱ προσήγοροι δρύες, Aesch.:—proverb οὐ γὰρ ἀπὸ δρυός ἐσσι οὐδ᾽ ἀπὸ πέτρης thou art no foundling from tree or rock, i.e. you have parents and a country, Od.; οὐ νῦν ἐστιν ἀπὸ δρυὸς οὐδ᾽ ἀπὸ πέτρης ὀαρίζειν it is no time now to talk at ease from tree or rock, Il..
III.metaph. a worn-out old man, Anth.