Category:Arbor Vitae

Ar"bor vi"tæ. Etym: [L., tree of life.]

1. (Bot.)

Defn: An evergreen tree of the cypress tribe, genus Thuja. The American species is the T. occidentalis.

2. (Anat.)

Defn: The treelike disposition of the gray and white nerve tissues in the cerebellum, as seen in a vertical section.