Arboreal - Definitions from Dictionary.com

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

ar·bo·re·al

Audio Help [ahr-bawr-ee-uh

l, -bohr-] Pronunciation Key

–adjective

1.	of or pertaining to trees; treelike.

2.	Also, arboreous. living in or among trees.

3.	Zoology. adapted for living and moving about in trees, as the limbs and skeleton of opossums, squirrels, monkeys, and apes.

[Origin: 1660–70; < L arbore(us) of trees (arbor tree + -eus -eous) + -al¹

]

—Related forms

ar·bo·re·al·ly, adverb

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
Arboreal

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American Heritage Dictionary - Cite This Source - Share This

ar·bo·re·al Audio Help (är-bôr'ē-əl, -bōr'-) Pronunciation Key
adj.

Relating to or resembling a tree.
Living in trees; arboreous: arboreal apes.

[From Latin arboreus, from arbor, tree.]

ar·bo're·al·ly adv.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

Online Etymology Dictionary - Cite This Source - Share This
arboreal

c.1667, from L. arbor "tree," of unknown origin.

WordNet - Cite This Source - Share This

arboreal
adjective
1.	of or relating to or formed by trees; "an arborous roof" [syn: arborical]
2.	inhabiting or frequenting trees; "arboreal apes" [ant: nonarboreal]
3.	resembling a tree in form and branching structure; "arborescent coral found off the coast of Bermuda"; "dendriform sponges"