Dictionary.com
Thesaurus.com
Synonyms

ratify

American  
[rat-uh-fahy] / ˈræt əˌfaɪ /

verb (used with object)

ratified, ratifying
  1. to confirm by expressing consent, approval, or formal sanction.

    to ratify a constitutional amendment.

    Synonyms:
    approve, corroborate
    Antonyms:
    disapprove, veto
  2. to confirm (something done or arranged by an agent or by representatives) by such action.

    Synonyms:
    establish, validate

ratify British  
/ ˈrætɪˌfaɪ /

verb

  1. (tr) to give formal approval or consent to

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of ratify

First recorded in 1325–75; Middle English ratifien, from Middle French ratifier, from Medieval Latin ratificāre, equivalent to Latin rat(us) “calculated” ( see rate 1) + -ificāre -ify

Explanation

To ratify a treaty or contract is to officially approve it by signing or voting for it. You and your brothers and sisters might devise a plan for a family vacation to Disney World, but it would need to be ratified by your parents. You are most likely to hear the word ratify when talking about laws. In the U.S., Congress writes bills, but they need to be ratified before they become law. An amendment to the U.S. Constitution must be ratified by three-fourths of the states, either passed by the state legislatures or by state conventions.

Keep Reading on Vocabulary.com

Vocabulary lists containing ratify

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Ratify measures adopted ty the Pan-American conference at Panama.

From Time Magazine Archive

Ratify the Law of the Sea The U.S. has never ratified the 1982 U.N.

From Time Magazine Archive

Ratify it then, but keep it strictly under cover for two months.

From White Ashes by Kennedy, Sidney R. (Sidney Robinson)

Ratify, rat′i-fī, v.t. to approve and sanction: to settle:—pa.t. and pa.p. rat′ified.—ns.

From Chambers's Twentieth Century Dictionary (part 3 of 4: N-R) by Various

The Act to Ratify the Compact between Maryland and Virginia, passed January 3, 1786—to be found in the Revised Code of Virginia, page 53.

From Trial of the Officers and Crew of the Privateer Savannah, on the Charge of Piracy, in the United States Circuit Court for the Southern District of New York by Warburton, A. F.

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "ratify" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com