Substantiate Meaning

/səbˈstænʃieɪt/
B2

Definition, CEFR level B2, pronunciation, examples, and quiz.

Listen pronunciation

verbTo verify something by supplying evidence; to authenticate or corroborate.

verbTo give material form or substance to something; to embody; to record in documents

I am going to substantiate this theory.
Can you substantiate that claim?
Sami won't be able to substantiate that alibi.
Synonyms:
Antonyms:
None
CEFR Practice Quiz
The lawyer needed to ____ her claims with concrete evidence in court.
CEFR Practice Quiz (Alternate)
He needed to provide some evidence to ____ his claims about the origins of the ancient ceramic unit.

From Medieval Latin substantiatus (“given substance”), from the verb substantiare, first used 1657.

"However, as the hospital equipment was installed by German firms, it is thought probable that the locomotive came from the same source, and this theory is substantiated by the fact that the control mechanism is of German manufacture." — 1957 December 26, H. R. Stones, “The Hellingly Hospital Railway”, in Railway Magazine, page 871:

Explore More B2 Vocabulary Words

CEFR Practice Quiz
The lawyer needed to ____ her claims with concrete evidence in court.
CEFR Practice Quiz (Alternate)
He needed to provide some evidence to ____ his claims about the origins of the ancient ceramic unit.

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