irrevocable

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

incapable of being retracted or revoked (Freq. 1)
- "firm and irrevocable is my doom"- Shakespeare
• Syn:
irrevokable
• Ant:
revocable
• Similar to:
sealed

• Từ trái nghĩa / Antonyms:
  revocable, revokable