i Register
In some senses, foster is marked as informal, obsolete. Watch for register when choosing this word.
adj
Providing parental care to children not related to oneself.
foster parents
Receiving such care.
a foster child
Related by such care.
We are a foster family.
noun
A foster parent.
Some fosters end up adopting.
The care given to another; guardianship.
verb
To nurture or bring up offspring, or to provide similar parental care to an unrelated child.
Some ſay that Rauens foſter forlorne children, / The whilſt their owne birds famiſh in their neſts: / Oh be to me though thy hard hart ſay no, / Nothing ſo kinde but ſomething pittiful.
To promote the development of something; to cultivate and grow a thing.
Our company fosters an appreciation for the arts.
A flower beat with rain and wind, Which once she foster’d up with care
To nurse or cherish something.
To be nurtured or trained up together.
There Florimell, in her first ages flowre, And passing beautie did eftsoones reveale, Was fostered by those Graces