anthropoidal,a.|ænθrəʊˈpɔɪdəl| [f.prec. + -al1.] Of anthropoid nature or structure. 1867Transmut. Species x. 137 Our forefathers, the anthropoidal patriarchs of the tropical forests.1882Thompson in Trans.Vict.Inst. 238 The anthropoidal progenitor gradually became extinct.