Source : Webster's Revised Unabridged Dictionary (1913)

Adopt \A*dopt"\, v. t. [imp. & p. p. {Adopted}; p. pr. & vb. n.
   {Adopting}.] [L. adoptare; ad + optare to choose, desire: cf.
   F. adopter. See {Option}.]
   1. To take by choice into relationship, as, child, heir,
      friend, citizen, etc.; esp. to take voluntarily (a child
      of other parents) to be in the place of, or as, one's own
      child.

   2. To take or receive as one's own what is not so naturally;
      to select and take or approve; as, to adopt the view or
      policy of another; these resolutions were adopted.