myoclonus

n. rapid, involuntary contraction of a muscle or group of muscles. This may occur normally, as when a limb or other part of the body suddenly jerks while falling asleep (see nocturnal myoclonus), or abnormally, as in Creutzfeldt–Jakob disease and other neurological disorders.

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Psychology term of the day

February 23rd 2025

School and College Ability Test (SCAT)

Sorry, "school-and-college-ability-test-scat" is not in the Dictionary of Psychology. Please report to APA if you believe this is an error.