Source : Webster's Revised Unabridged Dictionary (1913)

Add \Add\, v. t. [imp. & p. p. {Added}; p. pr. & vb. n.
   {Adding}.] [L. addere; ad + dare to give, put. Cf. {Date},
   {Do}.]
   1. To give by way of increased possession (to any one); to
      bestow (on).

            The Lord shall add to me another son. --Gen. xxx.
                                                  24.

Source : WordNet®

added
     adj : combined or joined to increase in size or quantity or scope;
           "takes on added significance"; "an added attraction"
           [ant: {subtracted}]