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English definition of “IT”

IT

noun [U]     /ˌaɪˈtiː/
IT companies or organizations that sell or provide goods or services relating to computers, software, access to the internet, etc.: IT industry/sector The IT industry has the systems to gather and manage more data than the world can produce. jobs/work in IT The agency deals with a wide range of jobs in IT.
IT, WORKPLACE the department in an organization that is responsible for electronic equipment and services, including computers, software, and internet access: Take your computer to IT and they'll put a new hard drive in it.
(Definition of IT noun from the Cambridge Business English Dictionary © Cambridge University Press)
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