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Pronunciation: spik


  1. A brief electrical event of 3–25 milliseconds that gives the appearance in the electroencephalogram of a rising and falling vertical line.
  2. In electrophoresis, a sharply angled upward deflection on a densitometric tracing.

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.