corroborate

verb

cor·​rob·​o·​rate kə-ˈrä-bə-ˌrāt How to pronounce corroborate (audio)
corroborated; corroborating

transitive verb

: to support with evidence or authority : make more certain
corroboration noun
corroborative
kə-ˈrä-bə-ˌrā-tiv How to pronounce corroborate (audio)
-ˈrä-b(ə-)rə-
adjective
corroborator noun
corroboratory adjective
Choose the Right Synonym for corroborate

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 corroborate in a Sentence

Studies that are wrong will be superseded by better studies with different results. Studies that are right will be corroborated by other good studies. Harriet Hall, Skeptic, 2007
Evidence like this is rarely conclusive, but it can help police corroborate testimony … David Fisher, Hard Evidence, 1995
… the great Dr. Woodruff … corroborated my doctor's belief that my two infections had been resolved … James Thurber 7 Mar. 1946, in Selected Letters Of James Thurber(1980) 1981
the witnesses corroborated the policeman's testimony my personal experience does not corroborate your faith in the essential goodness of people
Recent Examples on the Web Hussain’s findings corroborate another study published last year, which determined that direct microplastic exposure can cause cell death, inflammation, and oxidative stress. Ali Francis, Bon Appétit, 15 Sep. 2023 The woman’s friend corroborated that phone call to NBC News. Kat Tenbarge, NBC News, 13 Sep. 2023 Tracy provided phone bills and emails that corroborated her timeline of events and showed Tucker had been calling her from his personal cellphone. USA TODAY, 10 Sep. 2023 Isaacson also takes care to include corroborating or conflicting accounts of controversial episodes, such as Musk’s vicious grudge against Tesla’s original founders. Will Oremus, Washington Post, 10 Sep. 2023 Her story, which Rolling Stone has corroborated through reviewing photos of injuries, her messages with Geever, and conversations about the assault with friends, mirrors the violent experience of Sarhadi’s. Cheyenne Roundtree, Rolling Stone, 5 Sep. 2023 These demands echo the increasingly prevalent calls for improvements across VFX Industry and are corroborated with the sentiment uncovered by IATSE’s 2022 VFX Worker Rate and Conditions Survey, which was published in March. Jazz Tangcay, Variety, 28 Aug. 2023 The new study corroborates familiar trends in Alaska, where the number of people moving out of the state has exceeded the number of new residents for 10 consecutive years. James Brooks, Anchorage Daily News, 15 Sep. 2023 The statement didn’t detail the corroborating evidence. Globe Staff, BostonGlobe.com, 14 Sep. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'corroborate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Latin corroboratus, past participle of corroborare, from com- + robor-, robur strength

First Known Use

1529, in the meaning defined above

Time Traveler
The first known use of corroborate was in 1529

Dictionary Entries Near corroborate

Cite this Entry

“Corroborate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/corroborate. Accessed 25 Sep. 2023.

Kids Definition

corroborate

verb
cor·​rob·​o·​rate kə-ˈräb-ə-ˌrāt How to pronounce corroborate (audio)
corroborated; corroborating
: to support with evidence or authority
corroborated my brother's story
corroboration noun
corroborative
-ˈräb-ə-ˌrāt-iv How to pronounce corroborate (audio)
-ˈräb-(ə-)rət-iv
adjective
corroborator noun
corroboratory adjective

Legal Definition

corroborate

transitive verb
cor·​rob·​o·​rate kə-ˈrä-bə-ˌrāt How to pronounce corroborate (audio)
corroborated; corroborating
: to support with evidence or authority : strengthen or make more certain
corroboration noun
corroborative adjective
Etymology

Latin corroboratus, past participle of corroborare to strengthen, from com-, prefix marking completion + robur strength, literally, oak tree

More from Merriam-Webster on corroborate

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