psychogalvanic reflex

noun

Medical Definition of psychogalvanic reflex

: a momentary decrease in the apparent electrical resistance of the skin resulting from activity of the sweat glands in response to mental or emotional stimulation

called also psychogalvanic reaction, psychogalvanic response

Learn More about psychogalvanic reflex

Cite this Entry

“Psychogalvanic reflex.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/psychogalvanic%20reflex. Accessed 4 Dec. 2020.

Comments on psychogalvanic reflex

What made you want to look up psychogalvanic reflex? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!