Definition of arborvitae
: any of various evergreen trees and shrubs (especially genus Thuja) of the cypress family that usually have closely overlapping or compressed scale leaves and are often grown for ornament and in hedges
Origin of arborvitae
New Latin arbor vitae, literally, tree of life
First Known Use: 1646
Learn More about arborvitae
Britannica.com: Encyclopedia article about "arborvitae"
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