finality

Plural: finalities

Noun

• The state or quality of being complete and conclusive.
• the quality of being final or definitely settled
  • "the finality of death"
• The state of being final; the condition from which no further changes occur.

Examples

• The finality of his last play left no room for his opponent to respond.
• The finality of my father's death suddenly hit me: there would be no more bedtime stories, no more games of catch in the back yard.

Synonyms

conclusiveness, decisiveness

Antonyms

inconclusiveness, nonfinality