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Loss of strength or vigor, usually because of disease.

ad′y·nam′ic (-năm′ĭk) adj.


(Medicine) obsolete loss of vital power or strength, esp as the result of illness; weakness or debility
[C19: New Latin, from a-1 + -dynamia, from Greek dunamis strength, force]
adynamic adj

adynamia, adynamy

loss of strength occasioned by a disease or illness; weakness. — adynamic, adj.
See also: Disease and Illness
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.adynamia - lack of strength or vigor (especially from illness)adynamia - lack of strength or vigor (especially from illness)
weakness - the property of lacking physical or mental strength; liability to failure under pressure or stress or strain; "his weakness increased as he became older"; "the weakness of the span was overlooked until it collapsed"
References in periodicals archive ?
Challenging behaviors after acquired brain impainnent have been defined as spanning verbal or physical aggression, sexually inappropriate behavior, wandering/absconding, perseveration (repetitive behaviors), socially inappropriate behavior (including illegal behaviors, noncompliant behaviors), and adynamia (lack of initiation; Sabaz et al.
bilateral pleural effusion, cardiomegaly Moghadam F/32 Back pain, fatigue, Cardiomegaly, (2009) (4) malaise, fever and pericardial effusion, adynamia a mitral valve prolapsed with mild regurgitation and a supravalvular pulmonary artery stenosis Author, Year MR imaging Biological abnormalities Duclos large coronary Elevated CRP (1991) (1) aneurysms and ESR Lee Segment of luminal CRP: 5.
He was judged to have difficulty being able to ride a bicycle as cycle racer again due to neurofatigue and adynamia.