IPA: /dɪsˈsætɪsfaɪd/
KK: /dɪsˈsætɪsfaɪd/
Feeling unhappy or not pleased with something.
She was dissatisfied with the service at the restaurant.
Dissatisfied → It is formed from "dis-" (meaning not or apart) and "satisfacere" (meaning to satisfy). The word "dissatisfied" means not satisfied or feeling a lack of contentment.
Think of 'not' or 'apart' ('dis-') from being 'satisfied' — that's why dissatisfied means not feeling satisfied.