Definition of artifactual in US English:

artifactual

(British artefactual)

adjective

  • Denoting or relating to an object made by a human being, typically one of cultural or historical interest.

    ‘rich artifactual material from campaigns of excavation’

Pronunciation

artifactual

/ˌɑrdəˈfæk(t)ʃ(əw)əl//ˌärdəˈfak(t)SH(əw)əl/