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

Example Sentences

Studies that are wrong will be superseded by better studies with different results.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 Police did not find any solid evidence to corroborate those tips, and allegations of possible child endangerment could not be substantiated. Audrey Conklin, Fox News, 9 Nov. 2022 Twitter alone can see all the private data, including the phone numbers or email addresses used to register accounts, which would corroborate whether an account is fake. Joseph Menn, Washington Post, 9 July 2022 Twitter alone can see all the private data, including the phone numbers or email addresses used to register accounts, which would corroborate whether an account is fake. Cat Zakrzewski, Naomi Nix And Joseph Menn, Anchorage Daily News, 9 July 2022 Notably, investigators found no evidence to corroborate allegations from migrants and others that agents used horses’ reins to whip the migrants. Eileen Sullivan, BostonGlobe.com, 9 July 2022 Notably, investigators found no evidence to corroborate allegations from migrants and others that agents used horses’ reins to whip the migrants. New York Times, 8 July 2022 There are no toxicology reports to corroborate the victim’s accusations, Porges said. Tonya Alanez, BostonGlobe.com, 22 Nov. 2022 Producer and director David Nutter testified at the Harvey Weinstein trial, called by the prosecution to corroborate details of an accuser’s story. Elizabeth Wagmeister, Variety, 17 Nov. 2022 Two months after the Russian invasion, the agency released an app enabling civilians to submit photos and other potential evidence of harm done to the environment, which staff could then try to corroborate. Time, 18 Oct. 2022 See More

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

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 9 Dec. 2022.

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

History and Etymology for corroborate

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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