ἕρκος ἕρκος, εος, ἔργω, εἵργω a fence, hedge, wall, Hom.; esp. round the court-yards of houses, Od.:— also the place enclosed, the court-yard, Hom.; Κίσσινον ἕρκος, i. e. Susa, Aesch.; γαίας ἕρκος a fenced city, Eur.; ἕρκος ἱρόν, i. e. the altar, Soph.; ἕρκος ὀδόντων the ring or wall which the teeth make round the gums, i. e. the teeth, Hom.; σφραγῖδος ἕρκος, i. e. a seal, Soph. metaph. any fence, ἕρκος ἀκόντων a defence against javelins, Il.; ἕρκος βελέων Il.:—of persons, ἕρκος Ἀχαιῶν, of Ajax, ἕρκος Ἀχαιοῖσιν πολέμοιο, of Achilles, Il. a net, toils, snare for birds, Od.; mostly in pl., Ar.:—metaph., τῆς Δίκης ἐν ἕρκεσιν Aesch.