ARBOREAL Meaning of ARBOREAL in English [ar.bo.re.al] adj [L arboreus of a tree, fr. arbor] (ca. 1667) 1: of, relating to, or resembling a tree 2: inhabiting or frequenting trees "~ monkeys" -- ar.bo.re.al.ly adv Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012