Artifact
Part of speech: noun
Definition: An object made or shaped by human hand. An object, such as a tool, weapon or ornament, of archaeological or historical interest, especially such an object found at an archaeological excavation. Something viewed as a product of human conception or agency rather than an inherent element. A structure or finding in an experiment or investigation that is not a true feature of the object under observation, but is a result of external action, the test arrangement, or an experimental error.
Artefact
Part of speech: noun
Definition: Alternative spelling of artifact, perhaps more common in Commonwealth English.