an object made or modified by a human being, typically one of cultural or historical interest

the artefacts include pottery, bones, metals, beads, and stone tools

the new exhibition on her life features photographs, documents, letters, and other artefacts

something observed in a scientific investigation or experiment that is not naturally present but occurs as a result of the preparative or investigative procedure

the curvature of the surface is an artefact of the wide-angle view