The Collaborative International Dictionary of English v.0.48:
atavistic \atavistic\ adj. 1. 1 displaying characteristics of a previous cultural era or of a previous ancestral form; displaying atavism Syn: atavic, throwback(prenominal) [WordNet 1.5] AtaxiaWordNet (r) 3.0 (2006):
atavistic adj 1: characteristic of an atavist [syn: atavistic, throwback(a)]