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verb

corroborate

kuh-RO-buh-rayt
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Corroborate (verb) means to support or confirm a claim with additional evidence. Example: “Two witnesses corroborated her account of the accident.”

verb
1
To support or confirm a claim with additional evidence.
"First, the fireman may be killed. Second, he may not notice the signal at all. Third, in any case he will loyally corroborate his driver and the good old jury will discount that." — Ernest Bramah, Max Carrados (1914)
"Two witnesses corroborated her account of the accident."
"The lab results corroborated the doctor's diagnosis."

How to use corroborate

Learner’s notes

In plain EnglishTo back up a statement or theory with extra proof.

Memory tip

Think of it as adding "strength" to a claim — the root word literally means "to strengthen".

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Easily confused with
Common pairings
corroborate a claim corroborate evidence corroborate a story
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Word forms

Third person singular
corroborates
Past tense
corroborated
Comparative
more corroborate
Superlative
most corroborate
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Fill the gap

Can you complete this real example?

Two witnesses _____ her account of the accident.

Etymology

From Latin corroborare, "to strengthen," from com- ("together") plus roborare, "to strengthen" — ultimately from robur, "strength" (the same root behind "robust").

Origin: Latin

Related words

Rhymes for corroborate

See all rhymes for corroborate →

Frequently asked questions

What does “corroborate” mean?
The word “corroborate” means to support or confirm a claim with additional evidence. In plain terms, to back up a statement or theory with extra proof.
How do you pronounce “corroborate”?
“Corroborate” is pronounced kuh-RO-buh-rayt (/kəˈɹɑbəɹeɪ̯t/ in IPA).
How do you use “corroborate” in a sentence?
Here is “corroborate” used in a sentence: “Two witnesses corroborated her account of the accident.”
What part of speech is “corroborate”?
“Corroborate” is a verb.
Where does the word “corroborate” come from?
The word “corroborate” comes from Latin. From Latin corroborare, "to strengthen," from com- ("together") plus roborare, "to strengthen" — ultimately from robur, "strength" (the same root behind "robust").

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