[1] : The Collaborative International Dictionary of English v.0.48

foster \fos"ter\, a. as. f=oster, f=ostor, nourishment. see
   foster, v. t.
   relating to nourishment; affording, receiving, or sharing
   nourishment or nurture; -- applied to father, mother, child,
   brother, etc., to indicate that the person so called stands
   in the relation of parent, child, brother, etc., as regards
   sustenance and nurture, but not by tie of blood.
   1913 webster

   foster babe or foster child, an infant or child nursed or
      raised by a woman not its mother, or bred by a man not its
      father.

   foster brother, foster sister, one who is, or has been,
      nursed at the same breast, or brought up by the same nurse
      as another, but is not of the same parentage.

   foster dam, one who takes the place of a mother; a nurse.
      --dryden.

   foster earth, earth by which a plant is nourished, though
      not its native soil. --j. philips.

   foster father, a man who takes the place of a father in
      caring for a child. --bacon.

   foster land.
   a land allotted for the maintenance of any one. obs.
   b one's adopted country.

   foster lean foster + as. laen a loan see loan.,
      remuneration fixed for the rearing of a foster child;
      also, the jointure of a wife. obs. --wharton.

   foster mother, a woman who takes a mother's place in the
      nurture and care of a child; a nurse.

   foster nurse, a nurse; a nourisher. r. --shak.

   foster parent, a foster mother or foster father.

   foster son, a male foster child.
      1913 webster
see also:
foster foster babe foster child foster brother foster sister foster dam 
foster earth foster father foster land foster lean loan 
foster mother foster nurse foster parent foster son 

Foster Child >> F Words
Foster Child, definition of term: Foster Child
foster+child_pag1.html

Child >> C Words
Child, definition of term: Child
child_pag1.html

Foster >> F Words
Foster, definition of term: Foster
foster_pag1.html

Foster Brother >> F Words
Foster Brother, definition of term: Foster Brother
foster+brother_pag1.html

Child Prodigy >> C Words
Child Prodigy, definition of term: Child Prodigy
child+prodigy_pag1.html

Child Abuse >> C Words
Child Abuse, definition of term: Child Abuse
child+abuse_pag1.html

Child Care >> C Words
Child Care, definition of term: Child Care
child+care_pag1.html

Child Molester >> C Words
Child Molester, definition of term: Child Molester
child+molester_pag1.html

Flower Child >> F Words
Flower Child, definition of term: Flower Child
flower+child_pag1.html