from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several North American or eastern Asian evergreen trees or shrubs of the genus Thuja, having flattened branchlets with opposite, scalelike leaves and small cones. They are grown as ornamentals and for timber.
- n. Any similar plant of the genus Platycladus or Thujopsis. Also called thuja.
- n. Anatomy The white nerve tissue of the cerebellum, which has a treelike outline in a median section.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of several North American or Asian conifers, of the genera Thuja and Thujopsis, grown for timber or ornament.
- n. The white nerve tissue of the cerebellum that has a branching structure.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of several Asian and North American conifers of the genera Thuja and Thujopsis
From New Latin arbor vītae, tree of life : Latin arbor, tree + Latin vītae, genitive of vīta, life; see vital.(American Heritage® Dictionary of the English Language, Fourth Edition)
from Latin arbor, tree, and vitae, of life. (Wiktionary)