corroborate
C1Formal
Definition
Meaning
to confirm or give support to (a statement, theory, or finding)
To make more certain or strengthen an existing position, claim, or belief by providing additional evidence or testimony.
Linguistics
Semantic Notes
Primarily used with evidence, testimony, facts, or findings. Implies an independent source of verification. More formal than 'confirm' or 'support'.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Spelling is the same.
Connotations
Formal, academic, and legal in both varieties.
Frequency
Equally formal and of similar frequency in both UK and US contexts, predominantly in legal, academic, and journalistic registers.
Vocabulary
Collocations
Grammar
Valency Patterns
NP corroborate NPNP be corroborated by NPNP corroborate that-clauseVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “None specific; the word itself is formal and not typically used in idiomatic phrases.”
Usage
Context Usage
Business
Used in due diligence reports or when verifying claims: 'The audit corroborated the company's financial statements.'
Academic
Common in research papers to discuss supporting evidence: 'The new data corroborates the initial hypothesis.'
Everyday
Rare in casual conversation. Might appear in news discussions: 'No other witness could corroborate his account.'
Technical
Used in legal, scientific, and journalistic contexts to indicate independent verification.
Examples
By Part of Speech
verb
British English
- The witness was able to corroborate the victim's account of the theft.
- These findings corroborate our initial research.
American English
- The new evidence corroborates the defendant's alibi.
- We need a second source to corroborate the story before we publish.
adverb
British English
- Not applicable. (Corroboratively is rare and highly formal).
American English
- Not applicable. (Corroboratively is rare and highly formal).
adjective
British English
- Not applicable. (Corroborative is the adjectival form: 'corroborative evidence').
American English
- Not applicable. (Corroborative is the adjectival form: 'The document served a corroborative function').
Examples
By CEFR Level
- The photo corroborated his story about being at the park.
- Her friend corroborated what she said.
- The scientist's early results were later corroborated by an independent lab.
- Police found a receipt that corroborated the suspect's whereabouts.
- The historical archives contain several documents that corroborate this interpretation of events.
- Without DNA evidence to corroborate the witness testimony, the case remained circumstantial.
Learning
Memory Aids
Mnemonic
Think of 'ROBOR' as related to 'ROBUST' – to make evidence more robust or strong by corroborating it.
Conceptual Metaphor
STRENGTHENING IS SUPPORTING (evidence strengthens a claim).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid confusing with 'cooperate' (сотрудничать).
- Do not translate as 'corrode' (разъедать).
- Closest equivalent is 'подтверждать' (подтвердить), but with a formal/legal nuance.
Common Mistakes
- Using it to mean 'collaborate'.
- Using it in overly casual contexts.
- Incorrect pronunciation: /ˈkɒr.ə.bə.reɪt/ (wrong stress on first syllable).
Practice
Quiz
In which context is the word 'corroborate' LEAST appropriate?
FAQ
Frequently Asked Questions
'Corroborate' is more formal and specifically implies supporting an existing statement with new, independent evidence. 'Confirm' is more general and can mean to establish the truth of something for the first time.
It is uncommon in casual speech. It is primarily used in formal, legal, academic, and journalistic contexts.
Yes, 'corroboration' is the noun (e.g., 'in corroboration of her claims').
No, that is a confusion with 'collaborate'. The correct structure is 'corroborate someone's story' or 'corroborate evidence'.
Collections
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Advanced Academic Verbs
C2 · 49 words · Sophisticated verbs for scholarly discourse.
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