artefact

"The ancient pottery shards were carefully preserved as historical artefacts. "

"Scientists studying the Martian surface discovered a strangely shaped rock formation, and they are investigating whether it is a natural geological feature or a potential artefact of past Martian life. "

"The chipped stone tool found at the dig site was identified as an artefact, suggesting early human presence in the area. "

"The spot on his lung turned out to be an artifact of the X-ray process."

"The dig produced many Roman artifacts."

""The strange spots visible under the microscope were not part of the original cell, but rather an artefact caused by the staining process." "

"This JPEG image has been so highly compressed that it has unsightly compression artifacts, making it unsuitable for the cover of our magazine."