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hydraulics

noun [plural]
 
 
/haɪˈdrɒl.ɪks/ US  /-ˈdrɑː.lɪks/

Definition

a system of using water to produce power: The hydraulics failed and the digger stopped.Generating and pumping devices
(Definition of hydraulics noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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