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S/Substantiate
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Substantiate

To provide evidence to support or prove the truth of a claim or assertion; to verify or establish the factual basis of something.

verb
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Imagine This

Imagine a scientist presenting a pile of data, experiments, and peer-reviewed results. Each piece of evidence is like a brick. When enough bricks are in place, the scientist substantiates the theory, turning a speculative idea into something proven.

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Sounds Like

suhb-STAN-shee-eyt

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Looks Like

substance, substantial

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Remember This

Substantiate comes from Latin substantus, meaning standing firm. The related noun is substantiation; related adjectives include substantial and substantive.

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Other Forms

substantiatesverb
substantiatedverb
substantiatingverb
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Connect With

verify, confirm, corroborate, prove, evidence, validation, justification

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Note

Be careful not to confuse with 'substantial' (having real importance or size) or with 'substantiation' (the evidence itself). Use substantiates/substantiated in appropriate tense forms (substantiate, substantiates, substantiated, substantiating).

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Study Deeper

Examples
  • The scientist substantiated her theory with data from multiple independent experiments.
  • The prosecutor presented CCTV footage to substantiate the suspect's alibi.
Synonyms
verifyconfirmprovevalidatecorroborate
Antonyms
refutedisprovecontradict
Etymology

From Latin substantatus, past participle of substantiare 'to make substantial', from substantus 'standing under, firm' (from sub- 'under' + stare 'to stand'). Related to substance and substantial.

Mnemonic

Mnemonic: Sub + stance + iate. Imagine placing a strong 'stance' (foundation) under a claim to give it substance and make it stand firm. Substantiate = put substance under a claim.