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affirm

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The definition of affirm is to state something to be true.

(verb)

To show proof of one's age and date of birth for the purchase of alcohol is an example of to affirm.

See affirm in Webster's New World College Dictionary

transitive verb

to say positively; declare firmly; assert to be true
to make valid; confirm; uphold; ratify (a law, decision, or judgment)

Origin: ME affermen < OFr affermer < L affirmare, to present as fixed < ad-, to + firmare, to make firm < firmus: see firm

intransitive verb

Law to declare solemnly, but not under oath; make affirmation

Related Forms:

affirmable adjective
affirmer noun or Lawaffirmant

See affirm in American Heritage Dictionary 4

verb af·firmed, af·firm·ing, af·firms

verb, transitive

To declare positively or firmly; maintain to be true.
To support or uphold the validity of; confirm.

verb, intransitive
Law

To declare solemnly and formally but not under oath.

Origin:

Origin: Middle English affermen

Origin: , from Old French afermer

Origin: , from Latin affirmāre

Origin: : ad-, ad-

Origin: + firmāre, to strengthen (from firmus, strong; see dher- in Indo-European roots)

Related Forms:

af·firmˈa·ble adjective

af·firmˈa·bly adverb

af·firˈmant adjective & n.

af·firmˈer noun

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