artefacts

noun
  1. 1

    An object made or shaped by human hand or labor.

  2. 2

    An object made or shaped by some agent or intelligence, not necessarily of direct human origin.

  3. 3

    Something viewed as a product of human agency or conception rather than an inherent element.

  4. 4

    A finding or structure 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.

    โ€œThe spot on his lung turned out to be an artifact of the X-ray process.โ€

  5. 5

    An object, such as a tool, ornament, or weapon of archaeological or historical interest, especially such an object found at an archaeological excavation.

    โ€œThe dig produced many Roman artifacts.โ€

  6. 6

    An appearance or structure in protoplasm due to death, the method of preparation of specimens, or the use of reagents, and not present during life.

  7. 7

    A perceptible distortion that appears in an audio or video file or a digital image as a result of applying a lossy compression algorithm.

    โ€œThis JPEG image has been so highly compressed that it has unsightly compression artifacts, making it unsuitable for the cover of our magazine.โ€

Source: https://en.wiktionary.org/wiki/artefact, https://en.wiktionary.org/wiki/artefacts, https://en.wiktionary.org/wiki/artifact