A man-made object, such as a tool, weapon or ornament, especially those of archaeological or historical interest.;
A structure or feature, visible only as a result of external action or experimental error.
Articles about various kinds of artifacts include:
Artifact (archaeology) , any object made or modified by a human culture, and later recovered by an archaeological endeavor
Artifact (philosophy) , any object made or modified by humans with a purpose or function
Artifact (observational) , any perceived distortion or other data error caused by the instrument of observation
Artifact (fantasy) , in the fantasy genre, is usually a magical object with such great power that it cannot be duplicated or destroyed by ordinary means.