Source : Webster's Revised Unabridged Dictionary (1913)

Joyful \Joy"ful\, a.
   Full of joy; having or causing joy; very glad; as, a joyful
   heart. ``Joyful tidings.'' --Shak.

         My soul shall be joyful in my God.       --Is. lxi. 10.

         Sad for their loss, but joyful of our life. --Pope.
   -- {Joy"ful*ly}, adv. -- {Joy"ful*ness}, n.

Source : WordNet®

joyfully
     adv : in a joyous and gleeful manner; "the old man had greeted her
           gleefully" [syn: {gleefully}, {joyously}] [ant: {joylessly}]