(n.) A frame of wood, bent into the shape of the letter U, and embracing an ox's neck as a kind of collar, the upper ends passing through the bar of the yoke; also, anything so shaped, as a bend in a river.

arciform arclike arcual bandy bent bowed bowlike concave convex convexed curvilinear embowed excurvate excurvated excurved gibbose gibbous humpbacked humped humpy hunched hunchy out-bowed oxbow rotund round rounded vaulted