Defn: A tree, as distinguished from a shrub.
2. Etym: [Cf. F. arbre.] (Mech.) (a) An axle or spindle of a wheel or opinion. (b) A mandrel in lathe turning. Knight. Arbor Day, a day appointed for planting trees and shrubs. [U.S.]
ARBORARY
Ar"bo*ra*ry, a. Etym: [L. arborarius, fr. arbor tree.]
Defn: Of or pertaining to trees; arboreal.
ARBORATOR
Ar"bo*ra`tor, n. Etym: [L., fr. arbor tree.]
Defn: One who plants or who prunes trees. [Obs.] Evelyn.
ARBOR DIANAE
Ar"bor Di*a"næ. Etym: [L., the tree of Diana, or silver.] (Chem.)
Defn: A precipitation of silver, in a beautiful arborescent form.
ARBOREAL
Ar*bo"re*al, a.
1. Of or pertaining to a tree, or to trees; of nature of trees. Cowley.