from The Century Dictionary.

  • noun A diminished degree of activity.


Sorry, no etymologies found.


  • There would be in certain schizophrenics a D1 hypoactivity and a D2 hyperactivity.

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  • The syndrome of catatonia is characterized by specific motor behaviors and by periods of extreme hyperactivity and hypoactivity.

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

  • Extreme hypoactivity, in which the patient is mute, immobile, and unresponsive to painful stimuli

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

  • The extremes of these changes in levels of activity are termed hyperactivity and hypoactivity.

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

  • In wild-type mice, repeated administration of the cannabinoid agonist WIN55,212-2 promoted downregulation of CB1 receptor levels and concomitant tolerance to the effects of drug on antinociception, motor incoordination, and locomotor hypoactivity.

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  • Several medical trials, including a study published in the New England Journal of Medicine, say that at least 40 per cent of women suffer from varying degrees of sexual hypoactivity, though critics warn that big pharma has funded a number of these surveys.

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  • The result of all this, says Amy Arnsten, a neurobiologist at Yale Medical School, is that as we get older, we get "ADHD, but it's attention-deficit hypoactivity--not hyperactivity." Top Stories

  • Offspring of pregnant animals showed marked hyperactivity (ADD) whereas adult animals with the same dosage displayed sluggishness or hypoactivity.

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  • In conclusion our results emphasize the key role of changes occurring in basal ganglia network implicated in the manifestation of EPS induced by a typical APD, demonstrating that hypokinesia and catalepsy-induced by α-flupentixol are clearly associated with hypoactivity and abnormal irregular patterns of STN and SNr neurons.

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  • These results are in line with previous studies showing that inactivation of the GP can elicit motor activation or reverse motor hypoactivity.

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