hydraulic
adjective
hy·drau·lic
| \ hī-ˈdrȯ-lik
\
\
Definition of hydraulic
1
: operated, moved, or effected by means of water
2a
: of or relating to hydraulics
hydraulic engineer
b
: of or relating to water or other liquid in motion
hydraulic erosion
3
: operated by the resistance offered or the pressure transmitted when a quantity of liquid (such as water or oil) is forced through a comparatively small orifice or through a tube
hydraulic brakes
4
: hardening or setting under water
hydraulic cement
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Other Words from hydraulic
hydraulically
\ hī-ˈdrȯ-li-k(ə-)lē
\
adverb
\
adverb
Examples of hydraulic in a Sentence
Recent Examples on the Web
Those include requiring disclosure of the chemicals used in hydraulic fracturing — fracking — when drilling a well and groundwater monitoring before and after development. — Judith Kohler, The Denver Post, "Colorado toughened up its oil and gas rules. But how tough are they?," 11 Aug. 2019 These are hydraulic, employing a stainless steel piston filled with oil that pushes the cab up and down. — William Thornton | Wthornton@al.com, al, "The up-and-down life of an Alabama elevator inspector," 10 Aug. 2019 According to Kevin Kenz from the Air Zoo Aerospace and Science Museum in Portage, several subcontractors from Michigan helped build the Saturn V, such as: Aeroquip Jackson plant: Supplied pneumatic and hydraulic hoses. — Micah Walker, Detroit Free Press, "Space race: Michigan's ties to NASA, Apollo program," 18 July 2019 Born in India in 1934, Iyengar received his bachelor’s degree in civil engineering from the University of Mysore in 1955 and a master’s in hydraulic and civil engineering from the Indian Institute of Science in Bangalore in 1957. — Blair Kamin, chicagotribune.com, "Srinivasa ‘Hal’ Iyengar, structural engineer who helped design landmarks from Chicago to London to Spain, dies at 85," 10 July 2019 The truck then lost hydraulic power and crashed into a utility pole. — Adam Sennott, BostonGlobe.com, "Man killed after car crashes into cement truck in Bedford," 8 Aug. 2019 Inspectors examine the hydraulic, mechanical, electrical and braking systems. — William Langhorne, Milwaukee Journal Sentinel, "Inspectors check state fair rides for safety starting 10 days before opening; here's how the process works," 1 Aug. 2019 The latest flooding has prompted residents and state officials to revive calls for a massive federal hydraulic pumping project near the metal gates that now sit astride the Steele Bayou. — Rory Doyle, New York Times, "Where Floods of ‘Biblical Proportion’ Drowned Towns and Farms," 30 July 2019 Researchers have long known that humans can cause earthquakes by injecting fluid into the ground—a technique used in hydraulic fracturing, or fracking, to break open rocks and release natural gas or petroleum. — Michael Price, Science | AAAS, "Sea of Galilee earthquakes triggered by excessive water pumping," 26 July 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydraulic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for hydraulic
hydraulic
adjective
English Language Learners Definition of hydraulic
: operated by the pressure of a fluid
: occurring or used in a hydraulic system
See the full definition for hydraulic in the English Language Learners Dictionary
hydraulic
adjective
hy·drau·lic
| \ hī-ˈdrȯ-lik
\
\
Kids Definition of hydraulic
1
: operated, moved, or brought about by means of water
hydraulic pressure
2
: operated by liquid forced through a small hole or through a tube
hydraulic brakes