Definitive
Definition 1 of 2
Pro Tip 1/3
Settled argument
Use 'definitive' when an argument or discussion has been settled with clear evidence. After years of debate, the study provided a definitive answer to the question.
Pro Tip 2/3
No more changes
When something is definitive, expect no further changes or editions; it's the final form. The definitive biography of the poet is now published.
Pro Tip 3/3
Confidence and authority
'Definitive' often indicates a high level of confidence in the conclusion's authority. Her answer was so definitive that everyone immediately agreed.