( v. t. )
To establish the existence or truth of by proof or competent evidence; to verify; as, to substantiate a charge or allegation; to substantiate a declaration.
( v. t. )
To establish the existence or truth of by proof or competent evidence; to verify; as, to substantiate a charge or allegation; to substantiate a declaration.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012