foster-
combining form
- denoting someone that has a specified family connection through fostering rather than birth表示“有领养关系者”:
-
foster-parent
foster-child.
- ■ involving or concerned with fostering a child表示“与收养儿童有关的”:
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foster care
foster home.
词源
foster-father, foster-mother, foster-child, and foster-brother all date from Old English. Foster-mother has also been used to mean a wet nurse, her husband being foster-father to the child she fed, and a foster-brother or -sister one reared at the same breast.