arbor Meaning, Definition & Usage

  1. noun tree (as opposed to shrub)
  2. noun any of various rotating shafts that serve as axes for larger rotating parts
    spindle; mandrel; mandril.
  3. noun a framework that supports climbing plants
    bower; pergola; arbour.
    • the arbor provided a shady resting place in the park

WordNet

Ar"bor noun
Etymology
OE. herber, herbere, properly a garden of herbs, F. herbier, fr. L. herbarium. See Herb, and cf. Herbarium.
Definitions
  1. A kind of latticework formed of, or covered with, vines, branches of trees, or other plants, for shade; a bower. Sir P. Sidney.
Ar"bor noun
Etymology
L., a tree, a beam.
Definitions
  1. (Bot.) A tree, as distinguished from a shrub.
  2. Cf. F. arbre. (Mech.) (a) An axle or spindle of a wheel or opinion. (b) A mandrel in lathe turning. Knight.

Webster 1913