noun (n)

• unstable flow of a liquid or gas

  tidak stabil aliran cair atau gas

  Synonym:
  turbulency
  

  source: wordnet30
• instability in the atmosphere

  sebab ketidakstabilan di atmosfer

  source: wordnet30
• a state of violent disturbance and disorder (as in politics or social conditions generally)

  keadaan gangguan kekerasan dan kekacauan (seperti dalam politik atau sosial kondisi umumnya)

  Example:
  The industrial revolution was a period of great turbulence.
  

  Synonym:
  sturm und drang, upheaval
  

  source: wordnet30
• The quality or state of being turbulent; a disturbed state; tumult; disorder; agitation.

  kualiti atau negara sedang bergolak; negara yang terganggu; pergaduhan; gangguan; pergolakan.

  source: webster1913