Finality is the quality of being final and impossible to change. If you say something with finality, you say it in a way that shows that you have made up your mind about something and do not want to discuss it further.
例句
Young children have difficulty grasping the finality of death...小孩子很难理解死亡的不可改变性。'Not this time, Faye,' he replied with finality.“这次不行，费伊，”他斩钉截铁地说。
英英词典释义
Noun
1. the quality of being final or definitely settled;