noun (n)

• something written by hand(noun.communication)

  Example:
  She recognized his handwriting.
  

  Synonym:
  hand, script
  

  source: wordnet30
• the activity of writing by hand(noun.act)

  Example:
  Handwriting can be slow and painful for one with arthritis.
  

  source: wordnet30
• The cast or form of writing peculiar to each hand or person; chirography.(noun)

  source: webster1913