Definition of “system”

noun

1. a group or combination of interrelated, interdependent, or interacting elements forming a collective entity; a methodical or coordinated assemblage of parts, facts, concepts, etc  ⇒ a system of currency the Copernican system 
2. any scheme of classification or arrangement  ⇒ a chronological system 
3. a network of communications, transportation, or distribution
4. a method or complex of methods  ⇒ he has a perfect system at roulette 
5. orderliness; an ordered manner
6. See the system
7. an organism considered as a functioning entity
8. any of various bodily parts or structures that are anatomically or physiologically related  ⇒ the digestive system 
9. one's physiological or psychological constitution  ⇒ get it out of your system 
10. any assembly of electronic, electrical, or mechanical components with interdependent functions, usually forming a self-contained unit  ⇒ a brake system 
11. a group of celestial bodies that are associated as a result of natural laws, esp gravitational attraction  ⇒ the solar system 
12. chemistry a sample of matter in which there are one or more substances in one or more phases See also phase rule
13. a point of view or doctrine used to interpret a branch of knowledge
14. mineralogy one of a group of divisions into which crystals may be placed on the basis of the lengths and inclinations of their axes crystal system
15. geology a stratigraphical unit for the rock strata formed during a period of geological time. It can be subdivided into series