Definition of foster adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈfɒstə(r)//
; NAmE NAmE//ˈfɔːstər//
, NAmE//ˈfɑːstər//
jump to other results
[only before noun] used with some nouns in connection with the fostering of a child a foster mother/father/family foster parents a foster child a foster home foster care Word OriginOld English fōstrian ‘feed, nourish’, from fōster ‘food, nourishment’, of Germanic origin; related to food. The sense ‘bring up another's (originally also one's own) child’ dates from Middle English.
See the Oxford Advanced American Dictionary entry: foster