1. in a way that causes disappointment; failing to meet expectations or hopes

Examples

• The movie was disappointingly short, ending after only 90 minutes.
• The restaurant's new menu was disappointingly limited compared to last year's offerings.
• He performed disappointingly in the final exam despite weeks of preparation.
• The weather turned out to be disappointingly cold for a summer day.
• Sales figures came in disappointingly low this quarter.
• The book's ending was disappointingly predictable.