What is ASSEVERATION? Definition of ASSEVERATION in Black's Law Dictionary
An affirmation; a positive assertion; a solemn declaration. This word is seldom, if ever, used for a declaration made under oath, but denotes a declaration accompanied with solemnity or an appeal to conscience, whereas by an oath one appeals to God as a witness of the truth of what one says.
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That's the definition of ASSEVERATION in Black's Law Dictionary - Courtesy of Cekhukum.com.