Är'bor, n.

n. [Lat. arbor, tree, a thing made of wood. In its first sense it has been changed from har'bor, q. v. In Chaucer herber, herbere, is equivalent to arbor, a bower.]

1. A kind of lattice-work formed of, or covered with, vines, branches of trees, or other plants, for shade; a bower. Sidney.
2. (Bot.) A tree, as distinguished from a shrub.
3. (Mech.) An axle or spindle on which a wheel turns. Francis.