arbor

ar·bor ¹  (ärbr)

n.

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.

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[Middle English erber, from Old French erbier, garden, from erbe, herb; see herb.]

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ar·bor ²  (ärbr)

n.

1. An axis or shaft supporting a rotating part on a lathe.

2. A bar for supporting cutting tools.

3. A spindle of a wheel, as in watches and clocks.

4. pl. ar·bo·res (ärb-rz) A tree, as opposed to a shrub.

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[French arbre, from Latin arbor, tree.]

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arbor¹

n

(Life Sciences & Allied Applications / Forestry) the US spelling of arbour

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arbor²

n

1. (Engineering / Mechanical Engineering) a rotating shaft in a machine or power tool on which a milling cutter or grinding wheel is fitted

2. (Engineering / Mechanical Engineering) a rotating shaft or mandrel on which a workpiece is fitted for machining

3. (Engineering / Metallurgy) Metallurgy a part, piece, or structure used to reinforce the core of a mould

[from Latin: tree, mast]

Thesaurus

Noun	1.	arbor - tree (as opposed to shrub)           tree - a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms
	2.	arbor - any of various rotating shafts that serve as axes for larger rotating parts mandrel, mandril, spindle drive - (computer science) a device that writes data onto or reads data from a storage medium rotating shaft, shaft - a revolving rod that transmits power or motion
	3.	arbor - a framework that supports climbing plants; "the arbor provided a shady resting place in the park" arbour, bower, pergola framework - a structure supporting or containing something grape arbor, grape arbour - an arbor where grapes are grown