adjective satellite (s)

• being other than verbal communication(adj.all)

  Example:
  Art like gesture is a form of nonverbal expression.
  

  Synonym:
  gestural
  

  source: wordnet30
• lacking verbal skill(adj.all)

  Example:
  Rural students often come from nonverbal backgrounds.
  

  source: wordnet30
• involving little use of language(adj.all)

  Example:
  A nonverbal intelligence test.
  

  source: wordnet30