ratify

verb

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

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.
Sister Jean was born in San Francisco in 1919 — the year Congress approved women’s right to vote, Prohibition was ratified and the White Sox threw the World Series. Kori Rumore, Chicago Tribune, 21 Aug. 2025 The union said its negotiators have reached a tentative agreement with the airline, which will be presented to the members, who will need to ratify it. Siladitya Ray, Forbes.com, 19 Aug. 2025 The Virginia High School League ratified a policy to prevent transgender women from playing in high school girls’ sports in May. Molly Parks, The Washington Examiner, 18 Aug. 2025 Commissioners reluctantly agreed to ratify County Mayor Jerry Demings’ hasty decision to sign an agreement that would allow jail employees to transport immigration violators to federal detention facilities, including the infamous Alligator Alcatraz in the middle of the Everglades. Orlando Sentinel Editorial Board, The Orlando Sentinel, 7 Aug. 2025 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

Cite this Entry

“Ratify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ratify. Accessed 26 Aug. 2025.

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

More from Merriam-Webster on ratify

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