Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “system”

See all translations

system

noun uk   /ˈsɪs.təm/ us  

system noun (SET)

B1 [C] a set of connected things or devices that operate together: a central heating systemB1 [C] a set of computer equipment and programs used together for a particular purpose: The system keeps crashing and no one is able to figure out why.C2 [C] a set of organs or structures in the body that have a particular purpose: the immune system the nervous system [C] the way that the body works, especially the way that it digests food and passes out waste products: A run in the morning is good for the system - it wakes the body up and gets everything going.
More examples

system noun (METHOD)

B2 [C] a way of doing things: We'll have to work out a proper filing system. Under our education system, you're supposed to be able to choose the type of schooling that your child receives. The legal system operates very differently in the US and Britain.B2 [C] a particular method of counting, measuring, or weighing things: the metric system of measuring and weighing [U] approving the intentional and organized use of a system: There doesn't seem to be any system to the books on these shelves - they're certainly not in alphabetical order.the system disapproving unfair laws and rules that prevent people from being able to improve their situation: He has his own ways of beating the system, making sure that he has good relationships with influential people.
More examples
(Definition of system from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of system?
Add Cambridge dictionaries to your browser to your website

Definitions of “system” in other dictionaries

Word of the Day

baby

a very young child, especially one that has not yet begun to walk or talk

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More