verb ·Moderate ·College level

Definitions

Verb

1. 1
   To give formal consent to; make officially valid, sign off on. transitive

   "They ratified the treaty."

2. 2
   approve and express assent, responsibility, or obligation wordnet

Synonyms

All synonyms

signaccedeaccede toacceptaccordaccord to

Antonyms

All antonyms

prohibit

Example

More examples

"A majority of two thirds is required to ratify an overture."

Etymology

From Old French ratifier, from Medieval Latin ratifico, from Latin ratus (“reckoned”).

Related phrases

sign off

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.