What is the meaning of startle reaction?

noun

  • A complicated involuntary reaction to a sudden unexpected stimulus (especially a loud noise); involves flexion of most skeletal muscles and a variety of visceral reactions.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). startle reaction. Retrieved September 20, 2026, from http://smartdefine.org/startle_reaction/definitions/1312917
ChicagoWordNet. 2010. "startle reaction" http://smartdefine.org/startle_reaction/definitions/1312917 (accessed September 20, 2026).
HarvardWordNet 2010, startle reaction, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/startle_reaction/definitions/1312917>.
MLAWordNet. "startle reaction" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/startle_reaction/definitions/1312917>