Source : Webster's Revised Unabridged Dictionary (1913)

Meditative \Med"i*ta*tive\, a. [L. meditativus: cf. F.
   m['e]ditatif.]
   Disposed to meditate, or to meditation; as, a meditative man;
   a meditative mood. -- {Med"i*ta*tive*ly}, adv. --
   {Med"i*ta*tive*ness}, n.

Source : WordNet®

meditativeness
     n : deep serious thoughtfulness [syn: {pensiveness}, {contemplativeness}]