Nouns

(n)systeminstrumentality that combines interrelated interacting artifacts designed to work as a coherent entity“he bought a new stereo system”, “the system consists of a motor and a small computer”
(n)system, schemea group of independent but interrelated elements comprising a unified whole“a vast system of production and distribution and consumption keep the country going”
(n)system(physical chemistry) a sample of matter in which substances in different phases are in equilibrium“in a static system, oil cannot be replaced by water on a surface”, “a system generating hydrogen peroxide”
(n)system, system of rulesa complex of methods or rules governing behavior“they have to operate under a system they oppose”, “that language has a complex system for indicating gender”
(n)arrangement, organization, organisation, systeman organized structure for arranging or classifying“he changed the arrangement of the topics”, “the facts were familiar but it was in the organization of them that he was original”, “he tried to understand their system of classification”
(n)systema group of physiologically or anatomically related organs or parts“the body has a system of organs for digestion”
(n)systema procedure or process for obtaining an objective“they had to devise a system that did not depend on cooperation”
(n)systemthe living body considered as made up of interdependent components forming a unified whole“exercise helped him get the alcohol out of his system”
(n)organization, organisation, systeman ordered manner; orderliness by virtue of being methodical and well organized“his compulsive organization was not an endearing quality”, “we can't do it unless we establish some system around here”