someone who is raised as a son although not related by birth
- Mr. Kern adopted the orphan as his own son.
- Although he is an adoptive son, he is obedient.
- foster son 养子
Foster's foster Foster's reversible orthopedic bed Foster-Flagg amalgam instruments foster home for delinquent children Fostering healthy social conduct. foster the conception of patriotism Foster Care and Adoption Assistance foster of numerical control talents FOSTER STUDENTS'ABILITY OF THINKING fostering of professional contingent foster seeley frequency discriminator