The Collaborative International Dictionary
Adoptively
Adoptive \A*dopt"ive\, a. [L. adoptivus: cf. F. adoptif.] Pertaining to adoption; made or acquired by adoption; fitted to adopt; as, an adoptive father, an child; an adoptive language. -- A*dopt"ive*ly, adv.
Wiktionary
adoptively
adv. In a adoptive manner; by adoption.