dis ‧ sat ‧ is ‧ fac ‧ tion /dɪˌsætəsˈfækʃ ə n, dɪˌsætɪsˈfækʃ ə n, dɪsˌsæ-/ BrE AmE noun [uncountable]
[ Word Family: adjective : ↑ satisfactory ≠ ↑ unsatisfactory , ↑ satisfied ≠ ↑ dissatisfied ≠ ↑ unsatisfied , ↑ satisfying ; adverb : ↑ satisfactorily ≠ UNSATISFACTORILY , ↑ satisfyingly ; verb : ↑ satisfy ; noun : ↑ satisfaction ≠ ↑ dissatisfaction ]
a feeling of not being satisfied OPP satisfaction
dissatisfaction with
30% of customers expressed dissatisfaction with the service.