Substantiate: meaning, example and synonyms

Substantiatev. To provide evidence to support or prove the truth of something.

Flashcard for Substantiate (verb): to provide evidence to support or prove the truth of something. Example: The reporter could not substantiate the rumor, so the editor refused to print it until two independent sources confirmed it. Synonyms: prove, support, confirm, verify. Antonyms: disprove, refute, contradict, undermine. Memory tip: Substantiate = give a claim substance: solid evidence underneath it. Illustration: a reporter at a desk laying out photos, documents and notes side by side to support a story.

Example

The reporter could not substantiate the rumor, so the editor refused to print it until two independent sources confirmed it.

Part of speech
verb
Synonyms
prove, support, confirm, verify
Antonyms
disprove, refute, contradict, undermine
Memory tip
Substantiate = give a claim substance: solid evidence underneath it.

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Check yourself: Substantiate in context

Pick the word that best completes each text, as on the SAT's words-in-context questions.

Question 1

The scientist's bold claim was later ______ by three independent labs, which reproduced her results exactly.

Question 2

Without receipts, the company could not ______ its claim that it had spent the grant money on equipment.

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