ratify

verb

rat·​i·​fy ˈra-tə-ˌfī How to pronounce ratify (audio)
ratified; ratifying
Synonyms of ratify

transitive verb

: to approve and sanction formally : confirm
ratify a treaty
ratifier noun

Examples of ratify in a Sentence

A number of countries have refused to ratify the treaty. Lincoln's home state of Illinois was the first to ratify the 13th Amendment to the U.S. Constitution, which provided for the abolition of slavery.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
After a year of negotiations, the faculty, represented by United Academics of Maryland (UAMD), voted by 90% to ratify a contract on Wednesday, June 10. Cbs Baltimore Staff, CBS News, 14 June 2026 Some countries have ratified the International Labour Organization’s Indigenous and Tribal Peoples Convention, agreed in 1989, which contains this principle. Buket Altınçelep, The Conversation, 12 June 2026 The alliance of unions ratified their new contracts in March, putting an end to months of bargaining, accusations of bad faith and work stoppages. Grant Stringer, Mercury News, 10 June 2026 So the Fourteenth Amendment is ratified in summer of 1868 with the votes of the free states, not all the states. David Frum, The Atlantic, 10 June 2026 See All Example Sentences for ratify

Word History

Etymology

Middle English ratifien, from Anglo-French ratifier, from Medieval Latin ratificare, from Latin ratus determined, from past participle of reri to calculate — more at reason entry 1

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of ratify was in the 14th century

Browse Nearby Words

Cite this Entry

“Ratify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ratify. Accessed 16 Jun. 2026.

Kids Definition

ratify

verb
rat·​i·​fy ˈrat-ə-ˌfī How to pronounce ratify (audio)
ratified; ratifying
: to give legal or official approval to
ratify a treaty

Legal Definition

ratify

transitive verb
rat·​i·​fy ˈra-tə-ˌfī How to pronounce ratify (audio)
ratified; ratifying
: to make valid or effective
especially : to adopt or affirm (as the prior act or contract of an agent) by express or implied consent with the effect of original authorization
unable to rescind the contract because he ratified it by accepting the benefits
compare reform
ratification noun
ratifier noun

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