An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

1) To support or establish the certainty or validity of; verify.

2) To establish the truth, accuracy, validity, or genuineness of.

L. confirmare "make firm, establish," from → com- intensive prefix + firmare "to strengthen," from firmus, → firm.

Âdešidan, from prefix a- + deš "→ firm" + infinitive suffix -idan.

The act of confirming or the state of being confirmed.

Verbal noun from → confirm.