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English definition of “module”

module

noun [C]     /ˈmɒdjuːl/ US   /ˈmɒdʒuːl/
one of a set of separate parts which, when combined, form a complete whole: The emergency generator is transported in individual modules, which are then put together on site.
IT a part of a computer or software system or program that has a function and works together with other related parts: The full computer program is made up of several modules.
one of the parts that a course of study is divided into, which covers a particular subject and often has its own examination: The course will include a 3-week module on environmental management.
(Definition of module noun from the Cambridge Business English Dictionary © Cambridge University Press)
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