Definition of SUBSTANTIATE

Other Words from substantiate

substantiation \ səb-ˌstan(t)-shē-ˈā-shən

\ noun

substantiative \ səb-ˈstan(t)-shē-ˌā-tiv

\ adjective

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

The statistics substantiate Fitzgerald’s impression. — Tim Sullivan, The Courier-Journal, "What it lacks in star power, Louisville baseball makes up for in offensive firepower," 11 June 2019 Many of the law’s provisions answer longstanding victim complaints about how they are treated by the church, while also ensuring that the accused are entitled to a defense and efforts to restore their reputations if the claims are not substantiated. — Nicole Winfield, The Seattle Times, "Pope requires sex abuse claims be reported in Vatican City," 30 Mar. 2019 If the allegations aren't substantiated the reports are usually not released. — Lolita C. Baldor, Fox News, "Pentagon spokeswoman under inspector general investigation," 15 Aug. 2018 The group has not provided any proof to substantiate the claim, nor have any authorities or security sources yet verified its authenticity. — CNN, "Suicide bombers target three churches in Indonesia, killing at least 10," 13 May 2018 Since then, there were rumors that Meghan might be having a boy, but nothing has substantiated that theory since. — Katherine J. Igoe, Marie Claire, "Will Meghan Markle and Prince Harry Name Their Baby Diana?," 30 Mar. 2019 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

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.