system

US /ˈsɪs.təm/
UK /ˈsɪs.təm/
"system" picture
1.

a set of principles or procedures according to which something is done; an organized scheme or method

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The new filing system improved efficiency.
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We need to establish a better communication system.
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methodprocedureapproachschemeplan
2.

a group of interacting or interrelated elements that form a complex whole

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The human body is a complex biological system.
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The solar system consists of the sun and planets.
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structureorganizationnetworkframeworkarrangement
3.

the prevailing order of society; the establishment

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He's always fighting against the system.
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The criminal justice system needs reform.
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establishmentauthoritiespowers that beregimeorder
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stereo systemoperating systemsound systemdigestive systemimmune systemsolar systemquota system