substantiation

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun additional proof that something that was believed (some fact or hypothesis or theory) is correct
noun the act of validating; finding or testing the truth of something

From Latin substantiātiō. By surface analysis, substantiate + -ion.

How was a glyphic comparison of the phonic symbols of both languages made in substantiation of the oral comparison? — Ulysses, James Joyce
The words gave Donald a start until he saw that she was holding out to him her doll, one of whose limbs flapped about in piteous substantiation. — 'Smiles': A Rose of the Cumberlands, Eliot H. (Eliot Harlow) Robinson
The ancient jest which accounts for the shaving of the priest’s crown is an inferential substantiation of the fact that the evils of antiquity, like the legal codes, have descended through the generations; survived the middle ages, and been transmitted to the modern world. — The Satyricon — Complete, Petronius Arbiter

confirmation, verification, check

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