[syn: validation, proof, substantiation]
The Collaborative International Dictionary of English v.0.48:
Substantiation \Sub*stan`ti*a"tion\, n.
The act of substantiating or proving; evidence; proof.
WordNet (r) 3.0 (2006):
n 1: additional proof that something that was believed (some
fact or hypothesis or theory) is correct; "fossils provided
further confirmation of the evolutionary theory" [syn:
confirmation, verification, check, substantiation]
2: the act of validating; finding or testing the truth of
something [syn: validation, proof, substantiation]