psychogalvanometer

[ sahy-koh-gal-vuh-nom-i-ter ]
/ ˌsaɪ koʊˌgæl vəˈnɒm ɪ tər /

noun Medicine/Medical.

a type of galvanometer for detecting and measuring psychogalvanic currents.

Origin of psychogalvanometer

First recorded in 1930–35; psycho- + galvanometer