something successful or impressive that is achieved after a lot of effort and hard work [= achievement]
impressive/significant/great etc accomplishment
Cutting the budget was an impressive accomplishment.
It was a major accomplishment for a player who had been injured so recently.
the act of finishing or achieving something good
the accomplishment of policy goals
3 [uncountable and countable]
an ability to do something well, or the skill involved in doing something well:
Playing the piano is one of her many accomplishments.