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artefact
(redirected from artefactual)

   Also found in: Dictionary/thesaurus, Encyclopedia 0.01 sec.
artefact /ar·te·fact/ (ahr´tĕ-fakt″) artifact.
ar·te·fact (ärt-fkt)
n.
Variant of artifact.

artefact.
See artifact.

artifact [ahr´tĭ-fakt]
1. any artificial product; a structure or appearance that is not natural, but is due to manipulation.
2. distortion or fuzziness of an image caused by manipulation, such as during compression of a digital file.
film artifact artificial images on x-ray films due to storage, handling, or processing.
phantom artifact artificial images seen with conventional tomography.
standardization artifact an electrical stimulus of 1 mV deliberately introduced into the electrocardiogram so that pulse amplitudes on the tracing can be adjusted to 10 mm. The amplitudes of the P, QRS, and T intervals can be accurately evaluated only on an electrocardiogram thus standardized.

artefact
artifact

artefact 
Anything made or introduced artificially which misleads the results of an investigation, image or test. Example: in visual evoked cortical potentials, any wave that has its origin elsewhere than in the visual area.


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The overalls, Langer suggests, served as a kind of artefactual metonymy: they stood in as a kind of surrogate.
This reconceptualization requires an understanding that, "[s]peech may have been pictured as the essential human attribute but it does not stand on its own: it is inextricably intertwined with other modes of human interaction, gestural, bodily, visual, artefactual, tactile" (p.
None the less, these gender differences in survivorship were subtle, and may also have been artefactual in that it was slightly more difficult to trace women's death certificates because of name changes (figure 6).
 
 
 
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