'Dissatisfaction' definitions:

Definition of 'dissatisfaction'

(from WordNet)
noun
The feeling of being displeased and discontent; "he was never slow to express his dissatisfaction with the service he received" [ant: satisfaction]

Definition of 'Dissatisfaction'

From: GCIDE
  • Dissatisfaction \Dis*sat`is*fac"tion\, n. The state of being dissatisfied, unsatisfied, or discontented; uneasiness proceeding from the want of gratification, or from disappointed wishes and expectations. [1913 Webster]
  • The ambitious man has little happiness, but is subject to much uneasiness and dissatisfaction. --Addison.
  • Syn: Discontent; discontentment; displeasure; disapprobation; distaste; dislike. [1913 Webster]

Synonyms of 'dissatisfaction'

From: Moby Thesaurus