Lewis & Short

confarrĕātĭo, ōnis, f. [confarreo], an ancient solemn manner of marrying among the Romans, in which was an offering of bread [far] in the presence of the Pontifex Maximus, or Flamen Dialis, and ten witnesses (opp. diffarreatio), Gai. Inst. 1, 112; Plin. 18, 3, 3, § 10; Arn. 4, 140; Serv. ad Verg. G. 1, 31; id. ad Verg. A. 4, 339 and 374; cf. Ulp. Fragm. 9, 1; Inscr. Orell. 2648; Dict. of Antia.