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psychogalvanometer

[sahy-koh-gal-vuh-nom-i-ter]
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noun Medicine/Medical.
  1. a type of galvanometer for detecting and measuring psychogalvanic currents.
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Origin of psychogalvanometer

First recorded in 1930–35; psycho- + galvanometer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018