artefact - definition and synonyms

noun [countable] 

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  1.   From our crowdsourced Open Dictionary
    something observed in a scientific investigation or experiment that is not naturally present but occurs as a result of the experiment itself

    Diffraction patterns produced by an x-ray telescope are an artefact of the focussing of x-rays into an image.

    Submitted by Simon Suster from Belgium on 08/12/2015
  2.   From our crowdsourced Open Dictionary
    something that is an unintended consequence of something else

    The Indian growth story is not an artefact of good times; it can survive bad times as well.