inalterable

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

not capable of being changed or altered
- unalterable resolve
- an unalterable ground rule
• Syn:
unalterable
• Ant:
alterable (for: unalterable)
• Similar to:
incurable, final, last
• Derivationally related forms:
unalterability (for: unalterable)