Black's Law Dictionary (2nd edition)dictionaries

Curative

Intended to cure (that is. to obviate the ordinary legal effects or con-sequences of) defects, errors, omissions, or irregularities. Applied particularly to stat-utes, a "curative act” being a retrospective law passed in order to validate legal pro-ceedlngs, the acts of publlc officers, or private deeds or contracts, which w’ould otherwise be void for defects or irregularities or for want of conformity to existing legal requlre-ments. Meigs v. Roberts, 162 N. Y. 371, 56 N. E. 838, 76 Am. St. Rep. 322

Source: Black's Law Dictionary 2nd Ed (1910)