corroborate

[ verb kuh-rob-uh-reyt; adjective kuh-rob-er-it ]

verb (used with object)

, cor·rob·o·rat·ed, cor·rob·o·rat·ing.

1. to make more certain; confirm:

   He corroborated my account of the accident.

   Synonyms: validate, support, authenticate, verify

adjective

1. Archaic. confirmed.

corroborate

/ kəˈrɒbərətɪv /

verb

1. tr to confirm or support (facts, opinions, etc), esp by providing fresh evidence

   the witness corroborated the accused's statement

adjective

1. serving to corroborate a fact, an opinion, etc
2. (of a fact) corroborated

Derived Forms

• corˈroboratively, adverb
• corroborative, adjective
• corˌroboˈration, noun
• corˈroboˌrator, noun

Other Words From

• cor·rob·o·ra·tive [k, uh, -, rob, -, uh, -rey-tiv, -er-, uh, -tiv], cor·robo·ra·tory adjective
• cor·robo·rative·ly cor·robo·ra·tori·ly adverb
• cor·robo·rator noun
• noncor·robo·rating adjective
• noncor·robo·rative adjective
• noncor·robo·rative·ly adverb
• noncor·robo·ra·tory adjective
• uncor·robo·rated adjective
• uncor·robo·rative adjective
• uncor·robo·rative·ly adverb
• uncor·robo·ra·tory adjective

Word History and Origins

Origin of corroborate¹

First recorded in 1520–30; from Latin corrōborātus, past participle of corrōborāre “to strengthen,” equivalent to cor- “with, together” + rōbor(āre) “to make strong” (derivative of rōbor, rōbur “oak” hence, “strength”) + -ātus past participle suffix; cor-, robust, -ate ¹

Word History and Origins

Origin of corroborate¹

C16: from Latin corrōborāre to invigorate, from rōborāre to make strong, from rōbur strength, literally: oak

Example Sentences

The authors used “best statistical practices” by corroborating their nationwide, county-level results with the individual results from Washington and Utah, says Donald Green, a political scientist at Columbia University.

From Science News

Your site should include a detailed “About us” section that explains who you are, what you do and introduces your C-level executives, with links from relevant publications that corroborate your claims.

From Search Engine Land

That finding is also at least somewhat corroborated in this paper FiveThirtyEight contributor Lee Drutman published with the Voter Study Group earlier this year.

From FiveThirtyEight

This is corroborated by NASA, the guys who spend more time looking at the Earth than pretty much anyone else.

From Everything After Z

We conducted separate analyses using a different source of testing site locations and examined other testing-related data to corroborate our findings.

From FiveThirtyEight

But, Digital Globe satellite images dated March 17, 2014, corroborate their stories.

From The Daily Beast

(Read More on the Crisis in Ukraine) Old, numerous and bipartisan are the tales that corroborate this dreary hypothesis.

From The Daily Beast

Several interns corroborate the claim that banking interns are expected to work these types of never-ending shifts.

From The Daily Beast

Of course, the only reason we retell the story is precisely the data did corroborate Einstein's theory.

From The Daily Beast

Other witnesses came forward to corroborate her testimony, although they refused to appear on camera.

From The Daily Beast

I have already produced an instance to point out this, and shall now corroborate it with another.

From Project Gutenberg

But things seemed to corroborate it so: I've heard people say the new lord was as a man who had some great care upon him.

From Project Gutenberg

She looked around for Melvin to corroborate her statement but he had vanished.

From Project Gutenberg

A heavy fit of coughing from the inner room now seemed to corroborate the suspicion.

From Project Gutenberg

My findings corroborate Davis' conclusion that D. oklahomae should stand as Dipodomys ordii oklahomae.

From Project Gutenberg

Related Words

• authenticate
• confirm
• justify
• substantiate
• validate
• verify