Definition of American arborvitae
: an evergreen tree (Thuja occidentalis) of eastern North America that has a conical or columnar form, reddish-brown bark, flattened branchlets in horizontal planes with closely attached scalelike leaves, and soft, decay-resistant wood and that has numerous ornamental cultivars —called also eastern arborvitae, eastern white cedar, swamp cedar, northern white cedar, white cedar, yellow cedar — compare oriental arborvitae
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
First Known Use of american arborvitae
Seen and Heard
What made you want to look up American arborvitae? Please tell us where you read or heard it (including the quote, if possible).