Source : Webster's Revised Unabridged Dictionary (1913)

Welcome \Wel"come\, v. t. [imp. & p. p. {Welcomed}; p. pr. & vb.
   n. {Welcoming}.] [AS. wilcumian.]
   To salute with kindness, as a newcomer; to receive and
   entertain hospitably and cheerfully; as, to welcome a
   visitor; to welcome a new idea. ``I welcome you to land.''
   --Addison.

         Thus we salute thee with our early song, And welcome
         thee, and wish thee long.                --Milton.

Source : WordNet®

welcoming
     adj : very cordial; "a welcoming smile"