Definition of "arbor" []

• A shady resting place in a garden or park, often made of rustic work or latticework on which plants, such as climbing shrubs or vines, are grown. (noun)
• An axis or shaft supporting a rotating part on a lathe. (noun)
• A bar for supporting cutting tools. (noun)
• A spindle of a wheel, as in watches and clocks. (noun)
• A tree, as opposed to a shrub. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "No. The arbor is actually a medium size, meaning larger than normal but unfortunately not as big as many models."
• "The wall of the canal presents an anterior and a posterior longitudinal ridge, from each of which proceed a number of small oblique columns, the palmate folds, giving the appearance of branches from the stem of a tree; to this arrangement the name arbor vitæ uterina is applied."
• "In front of the arbor was a parterre of rounded box-bushes edging beds where disorderly roses hung in clusters of pink and purple and apricot-color."