: the act or process of ratifying something (such as a treaty or amendment) : formal confirmation or sanction
- Slavery officially ended in New Jersey in 1804, but in practice some people remained slaves until 1865, when the ratification of the 13th Amendment formally abolished slavery in the United States.
- —Suzanne Travers
- A treaty would require two-thirds approval in the Senate for ratification.
- —Lois Ember
- More than 100 countries signed the Rome Treaty, and it is expected that the court will come into existence within the next year or two, when it receives the necessary sixty treaty ratifications.
- —Richard Falk