Af`fir*ma"tion (&?;), n. [L. affirmatio: cf. F. affirmation.] 1. Confirmation of anything established; ratification; as, the affirmation of a law. Hooker.

2. The act of affirming or asserting as true; assertion; -- opposed to negation or denial.

3. That which is asserted; an assertion; a positive statement; an averment; as, an affirmation, by the vender, of title to property sold, or of its quality.

4. (Law) A solemn declaration made under the penalties of perjury, by persons who conscientiously decline taking an oath, which declaration is in law equivalent to an oath. Bouvier.

• A declaration that something is true; an oath.
  
• A form of self-forced meditation or repetition; autosuggestion.