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Loss of strength or vigor, usually because of disease.

ad′y·nam′ic (-năm′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

adynamia, adynamy

loss of strength occasioned by a disease or illness; weakness. — adynamic, adj.
See also: Disease and Illness
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Over the following three days, she additionally experienced asthenia, adynamia, headache, abdominal colic, nausea, vomiting, anorexia, polyarthritis and polymyositis.
This impoverished verbal fluency, alongside the frequent family reports of reduced spontaneous speech and conversation initiation, likely reflects a cognitive adynamia beyond that of simple bradyphrenia but rather a more significant impairment in the generation of a "fluent sequence of novel thought" [19, 60].
She consulted for several months of asthenia, adynamia, hyporexia, and subjective weight loss.
The maximum score was reached at 8 h postinjection when the rats presented adynamia (absence of locomotion and exploration), curled body posture, closed eyes, and piloerection (Figure 1(b)).
High fever, gastrointestinal symptoms (vomiting and diarrhea), weakness, adynamia, and generalized myalgia were also observed.
A 63-year old male patient from Bucaramanga, Colombia; with one month of clinical evolution characterized by the presence of cervical lymphadenopathy initially painful, with progressive enlargement, associated with fatigue and adynamia. Over the past 15 days, he has been presenting early satiety, night sweats, feeling of abdominal distension and impaired functional class to dyspnea when doing small efforts; this was the reason why he consulted the emergency department at a tertiary institution in the metropolitan area of Bucaramanga (Colombia).
A 64-year-old male was assisted in emergency department because of melena, mild hemorrhagic lesions in thorax and abdomen, asthenia, and progressive adynamia in April 2015.