The Collaborative International Dictionary of English v.0.48:
artefactual \artefactual\ adj. 1. of or pertaining to an artefact. Syn: artifactual [WordNet 1.5] 2. made by human actions. natural Syn: artifactual [PJC]WordNet (r) 3.0 (2006):
artefactual adj 1: of or relating to artifacts [syn: artifactual, artefactual]