1. substantiation - noun
· additional proof that something that was believed (some fact or hypothesis or theory) is correct; "fossils provided further confirmation of the evolutionary theory"
Synonym(s): confirmation, verification, check
Hypernym(s): proof, cogent_evidence
2. substantiation - noun
· the act of validating; finding or testing the truth of something
Synonym(s): validation, proof
Hypernym(s): determination, finding
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