Source : Webster's Revised Unabridged Dictionary (1913)

Arborary \Ar"bo*ra*ry\, a. [L. arborarius, fr. arbor tree.]
   Of or pertaining to trees; arboreal.

Source : WordNet®

arborary
     adj : of or relating to or formed by trees; "an arborous roof"
           [syn: {arborical}, {arboreal}, {arborous}]