κλείς κλείς, ίδος κλείω that which serves for closing: a bar or bolt, drawn or undrawn by a latch or thong (ἱμάς) , Hom. a key, or rather a kind of catch or hook, by which the bar (ὀχεύς) was shot or unshot from the outside, Hom. a key (unknown to Hom.), Aesch., Eur. metaph., Ἁσυχία βουλᾶν τε καὶ πολέμων κλαῖδας ἔχοισα Pind.; κλῇς ἐπὶ γλώσσῃ βέβηκε, of enforced silence, Soph.; so, καθαρὰν ἀνοῖξαι κλῇδα φρενῶν Eur. the hook or tongue of a clasp, Od. the collar-bone, so called because it locks the neck and breast together Il., Soph., etc. a rowing bench, which locked the sides of the ship together, Od. a narrow pass, "the key" of a country, Hdt.; a strait, Eur.