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The inability to experience pleasure, as seen in certain mood disorders.

[New Latin anhēdonia : Greek an-, without; see a-1 + Greek hēdonē, pleasure; see swād- in Indo-European roots.]

an′he·don′ic (-dŏn′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.


unable to feel or experience pleasure
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
He felt sad, anhedonic and energy drained, he couldn't get a job and his social life was restricted to his family.
However, in PTSD, both the anhedonic component and the dopamine regulation of fear extinction may represent neuroanatomical VTA dysfunction, which may contribute to AUD and PTSD comorbidity.
There's immense pleasure in watching this anhedonic, monomaniacal survivalist inure herself to the worst--an afternoon snack consists of a whole herring pureed into a blood-entrails-and-scales smoothie--and dedicate herself to developing warrior strength.
Parameters Meaning Depression Anhedonia Amount of sucrose consumed The anhedonic phenotype is and preference for characterized by a reduction water/sucrose of sucrose intake/preference.
It is perhaps worth considering the possibility that a possible direct action of dynorphin on the anxiogenic centres may be accompanied by an indirect anxiogenic action mediated by the anhedonic effect of dynorphin.
The remaining moderately to highly depressed subjects were divided into two groups according to their anhedonic score: 17 subjects in group 1 (anhedonic, (D+H+K) >=7) and 419 subjects in group 2 (nonanhedonic, (D+H+K) < 7).
Galea, "Role of estradiol withdrawal in 'anhedonic' sucrose consumption: a model of postpartum depression," Physiology & Behavior, vol.
Socially anxious kids become demoralized, but they do not become anhedonic," Dr.
Assessing this relationship the other way around, cluster A personality disorders (schizoid, schizotypal and paranoid) are reported to be 2 times more frequent in the families of socially anhedonic subjects compared with control families (14) and mothers of anhedonic subjects more frequently display interpersonal eccentric behaviors in comparison with control subjects families (15).
Findings indicated that mindful attention and awareness were significantly and strongly concurrently predictive of level of PTSD symptom severity, psychiatric morbidity, anxious arousal, and anhedonic depression.
Along these same lines, Roese et al., (2009) found associations between regret and anhedonic depression, as well as regret and anxious arousal in a sample of both males and females.