noun (n)

• instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity(noun.artifact)

  Example:
  He bought a new stereo system.
  The system consists of a motor and a small computer.
  

  source: wordnet30
• a group of independent but interrelated elements comprising a unified whole(noun.group)

  Example:
  A vast system of production and distribution and consumption keep the country going.
  

  Synonym:
  scheme
  

  source: wordnet30
• (physical chemistry) a sample of matter in which substances in different phases are in equilibrium(noun.substance)

  Example:
  In a static system oil cannot be replaced by water on a surface.
  A system generating hydrogen peroxide.
  

  source: wordnet30
• a complex of methods or rules governing behavior(noun.cognition)

  Example:
  They have to operate under a system they oppose.
  That language has a complex system for indicating gender.
  

  Synonym:
  system of rules
  

  source: wordnet30
• an organized structure for arranging or classifying(noun.cognition)

  Example:
  He tried to understand their system of classification.
  

  Synonym:
  arrangement, organisation, organization
  

  source: wordnet30
• a group of physiologically or anatomically related organs or parts(noun.body)

  Example:
  The body has a system of organs for digestion.
  

  source: wordnet30
• a procedure or process for obtaining an objective(noun.cognition)

  Example:
  They had to devise a system that did not depend on cooperation.
  

  source: wordnet30
• the living body considered as made up of interdependent components forming a unified whole(noun.body)

  Example:
  Exercise helped him get the alcohol out of his system.
  

  source: wordnet30
• an ordered manner; orderliness by virtue of being methodical and well organized(noun.attribute)

  Example:
  We can't do it unless we establish some system around here.
  

  Synonym:
  organisation, organization
  

  source: wordnet30
• An assemblage of objects arranged in regular subordination, or after some distinct method, usually logical or scientific; a complete whole of objects related by some common law, principle, or end; a complete exhibition of essential principles or facts, arranged in a rational dependence or connection; a regular union of principles or parts forming one entire thing; as, a system of philosophy; a system of government; a system of divinity; a system of botany or chemistry; a military system; the solar system.(noun)

  source: webster1913