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.
In 1788, when the Constitution was ratified, the new US governmental framework famously included a clause in its First Amendment to prevent any laws that infringed on the freedom of the press. JSTOR Daily, 7 Nov. 2025 Moraes was operating within a young and fragile constitution ratified in 1988 after years of autocratic rule, Brandao said, one that had failed so far to stem pervasive corruption in the country. Ron Kampeas, The Washington Examiner, 7 Nov. 2025 The United States has also signed but not ratified the deal. Brendan Cole, MSNBC Newsweek, 6 Nov. 2025 The Brewers’ success was particularly gratifying for Main Street, as the franchise’s local ratings effectively ratified an earlier decision to remain in the RSN pool. Anthony Crupi, Sportico.com, 5 Nov. 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 11 Nov. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!