Meaning of HYDRAULIC in English


I. hīˈdrȯlik, -lēk also -räl- noun

( -s )

Etymology: Latin hydraulicus, adjective

: a hydraulic machine or device

brakes are four-wheel hydraulics — Motor Life

specifically : hydraulic organ

II. (ˈ) ̷ ̷| ̷ ̷ ̷ ̷ adjective

Etymology: Latin hydraulicus being a hydraulic organ, from Greek hydraulikos, from hydraulis hydraulic organ (from hydr- + -aulis, from aulos reed instrument like an oboe) + -ikos -ic — more at alveolus

1. : operated, moved, or effected by means of water


a. : of or relating to hydraulics

hydraulic engineer

b. : of or relating to water or other liquid in motion

hydraulic erosion … of shore reef fronts — Scientific Monthly

3. : operated by the resistance offered or the pressure transmitted when a quantity of water, oil, or other liquid is forced through a comparatively small orifice or through a tube — used of a mechanism

hydraulic buffer

hydraulic turbine

hydraulic equipment

hydraulic system

also : relating to a device operated in this way

hydraulic pressure

hydraulic action

4. : hardening or setting under water

hydraulic mortar

hydraulic bond

• hy·drau·li·cal·ly -lə̇k(ə)lē, -lēk-, -li adverb

III.  ̷ ̷ˈ ̷ ̷ ̷ ̷ transitive verb

( hydraulicked ; hydraulicked ; hydraulicking ; hydraulics )

: to subject to the action of a powerful stream or jet of water or excavate in this manner : sluice

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.