1. (

• arborical ,
• arboreal ,
• arborary ,
• arborous

) of or relating to or formed by trees; "an arborous roof" ;

2. (

• arboreal ,
• arboreous ,
• tree-living

) inhabiting or frequenting trees; "arboreal apes" ;

3. (

• arboreal ,
• arboreous ,
• arborescent ,
• arboresque ,
• arboriform ,
• dendriform ,
• dendroid ,
• dendroidal ,
• treelike ,
• tree-shaped

) resembling a tree in form and branching structure; "arborescent coral found off the coast of Bermuda"; "dendriform sponges" ;