εὐτρόχαλος

A. running well, quick-moving, ποταμός Opp. C. 2.131; μέλισσα APl. 4.36 (Agath.); ἀοιδή A.R. 4.907; γλῶσσα IG 5(1).264 (Sparta, Aug.).

II. well-rounded, σφαῖρα, κύκλος, A.R. 3.135, Man. 2.130; λίνον Nic. Al. 134; ἐϋτροχάλψ ἐν ἀλωῇ on the rounded threshing-floor, Hes. Op. 599,806.