hydraulics

Meanings

1. 1
   noun

   the science and engineering of liquids in motion and their use to transmit force

   The engineer applied hydraulics to calculate the pressure in the lifting system.

2. 2
   noun

   the hydraulic components or system of a machine or vehicle

   A leak in the aircraft's hydraulics disabled the landing gear.

From hydraulic + -ics, the suffix used for fields of study. Hydraulic ultimately comes through Latin hydraulicus from Greek hydraulikos, 'of a water organ,' based on hydōr, 'water,' and aulos, 'pipe.'

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