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foster - definition and synonyms

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adjective [only before noun] foster pronunciation in British English /ˈfɒstə(r)/

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  1. relating to fostering a child. A child who is looked after in someone elses home for a period of time is called a foster child, and the people who look after the child are called foster parents
    She had a good relationship with her foster mother.
    foster care
    foster home/family: Both children have been placed with foster families.

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