substantiate

verb
sub·​stan·​ti·​ate | \ səb-ˈstan(t)-shē-ˌāt How to pronounce substantiate (audio) \
substantiated; substantiating

Definition of substantiate

transitive verb

1 : to give substance or form to : embody
2 : to establish by proof or competent evidence : verify substantiate a charge

Keep scrolling for more

Other Words from substantiate

substantiation \ səb-​ˌstan(t)-​shē-​ˈā-​shən How to pronounce substantiation (audio) \ noun
substantiative \ səb-​ˈstan(t)-​shē-​ˌā-​tiv How to pronounce substantiative (audio) \ adjective

Synonyms & Antonyms for substantiate

Synonyms

demonstrate, establish, prove, show

Antonyms

disprove

Visit the Thesaurus for More 

Choose the Right Synonym for substantiate

confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something. confirm implies the removing of doubts by an authoritative statement or indisputable fact. confirmed the reports corroborate suggests the strengthening of what is already partly established. witnesses corroborated his story substantiate implies the offering of evidence that sustains the contention. the claims have yet to be substantiated verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at. all statements of fact in the article have been verified authenticate implies establishing genuineness by adducing legal or official documents or expert opinion. handwriting experts authenticated the diaries validate implies establishing validity by authoritative affirmation or by factual proof. validated the hypothesis by experiments

Examples of substantiate in a Sentence

substantiated his claim to local mountaineering fame with a photo of himself on the summit of Mount McKinley Mr. MacGregor couldn't substantiate that it was Peter, and not some other rabbit, in the cabbage patch.

Recent Examples on the Web

Berlin has requested specific evidence to substantiate concerns Huawei could use its equipment for espionage, which the U.S. hasn’t provided, people familiar with the matter said. Daniel Michaels, WSJ, "Poland Urges NATO Allies to Coordinate Against China Cybersecurity Challenges," 13 Jan. 2019 The results of the church’s investigation were forwarded to a review board of church figures and lay professionals that deemed the allegation credible and substantiated, the church said. Washington Post, "Cardinal Theodore McCarrick punished over abuse finding," 20 June 2018 An investigation by the Law Department substantiated the accusers’ accounts, the document says. Katie Honan, WSJ, "Aide to New York Mayor Quit After Sexual-Harassment Accusations," 17 Jan. 2019 An investigation by Gibson Dunn, an independent law firm, substantiated some of the claims, according to two people briefed on the findings. Mike Isaac, BostonGlobe.com, "At Uber, new questions arise about executive behavior," 14 July 2018 The league later substantiated the claims following a six-month investigation and fined Richardson $2.75 million. Steve Reed, chicagotribune.com, "Panthers owner under contract to keep statue of team founder Jerry Richardson," 10 July 2018 The investigation substantiated some of the allegations, but not all. CBS News, "Arizona House votes to expel member over sexual harassment complaints," 1 Feb. 2018 In the absence of such language, and no facts to substantiate rent or other consideration being paid, a mere occupant will not be deemed a tenant. Howard Dakoff, chicagotribune.com, "When no one wants to serve on condo board, can unit owners be strong-armed to do so?," 7 June 2018 However, Huawei provides infrastructure and consumer devices to almost all of the US’ major allies, and the US is yet to substantiate its warnings. Sam Byford, The Verge, "China suggests Trump switch to Huawei after reports of iPhone tapping," 25 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'substantiate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of substantiate

1610, in the meaning defined at sense 1

Keep scrolling for more

Learn More about substantiate

Statistics for substantiate

Last Updated

21 Apr 2019

Look-up Popularity

Time Traveler for substantiate

The first known use of substantiate was in 1610

See more words from the same year

Keep scrolling for more

More Definitions for substantiate

substantiate

verb

English Language Learners Definition of substantiate

formal : to prove the truth of (something)

Keep scrolling for more

Comments on substantiate

What made you want to look up substantiate? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to affect and impair by alcohol or a drug

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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