substantiate
sub-STAN-shee-ayt
/səbˈstæn.ʃi.eɪt/
To provide evidence to support or prove the truth of something.
Implies a rigorous process of verification; often used in the negative when claims are empty.
The story behind the word. From the Latin 'substantia', meaning 'substance' or 'essence'. To substantiate something is to give it 'substance'—to make it more than just hot air.
Word relationships
- corroborate: Corroborate usually means to provide additional support for an existing story; substantiate is about providing the primary proof.
- refute: To prove that a statement or theory is wrong.
Commonly confused with
- support: Support is a general term; substantiate is more formal and implies a higher standard of proof.
Word family
- substantiation (noun): Evidence that proves something.
- substantive (adjective): Having a firm basis in reality; important.
Collocations
- substantiate a claim
- substantiate an allegation
- fail to substantiate
Example sentences
- "The company was fined because it could not substantiate its claim that the product was 100% biodegradable." Regulatory action.
- "Further research is needed to substantiate the link between the new chemical and groundwater pollution." Scientific research.
Memory hook
To 'substantiate' is to provide the 'substance' (evidence). Give it substance.
When not to use
Do not use for casual opinions; use it for formal claims, theories, or legal statements.
Fun facts
- In the 17th century, this word was often used in religious contexts to discuss the 'substance' of the soul.
Related words
Explore more words
corroborate, back up, buttress, verify, unsubstantiated, affirm
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