Immutable

Pronunciation: /ˌɪˈmjuːtəbəl/

Immutable (adjective)

  1. Cannot be changed or altered.
  2. Stays the same over time, not changing.

Examples

  • The rules of the game are immutable.
  • Her decision was immutable despite the arguments.

Common collocations: immutable laws, remain immutable, immutable characteristics, seem immutable