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English definition of “apparatus”

apparatus

noun uk   /ˌæp.əˈreɪ.təs/ us    /-ˈræt̬.əs/ (plural apparatuses)

apparatus noun (EQUIPMENT)

[U or C] a set of equipment or tools or a machine that is used for a particular purpose: a piece of apparatus The divers checked their breathing apparatus.

apparatus noun (ORGANIZATION)

[C usually singular] an organization or system, especially a political one: The whole apparatus of communism was already falling apart.
(Definition of apparatus from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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