hy·​dro·​stat·​ic ˌhī-drə-ˈsta-tik How to pronounce hydrostatic (audio)
: of or relating to fluids at rest or to the pressures they exert or transmit compare hydrokinetic
hydrostatically adverb

Examples of hydrostatic in a Sentence

Recent Examples on the Web Thankfully, the Sun is easily able to compensate for this, and that compensation comes about through a bit of physics known as hydrostatic equilibrium. Paul Sutter, Ars Technica, 16 Apr. 2024 To ensure discharges are in line with the Clean Water Act and various federal requirements, other states have specific general permits for processes like hydrostatic pipeline testing, or underground storage tank dewatering. Connor Giffin, The Courier-Journal, 23 Jan. 2024 Ariens Professional Hydro 36 Best Commercial SEE IT Clearing a massive 36-inch swath through the deepest snow, the Ariens Professional has a hydrostatic transmission that is much simpler and longer lasting than most snow blower transmissions. Ben Romans, Field & Stream, 4 Jan. 2024 Earth’s tilt has not affected its ability to maintain a spherical shape, because hydrostatic equilibrium is a phenomenon of each planet’s individual rotation regardless of its pitch. Caroline Delbert, Popular Mechanics, 23 Aug. 2023 This is powered by either a single cylinder or commercial-duty V twin, and transmissions are either hydrostatic or commercial-duty hydrostatic. Roy Berendsohn, Popular Mechanics, 5 May 2022 Firefighters issued more than half of the violations for standpipes that failed hydrostatic testing, the records show. Laura Crimaldi, BostonGlobe.com, 17 Sep. 2023 Since most living tissue is primarily composed of water, the energy from the bullet travels through the fluid in the body, a process known as hydrostatic shock. Brad Fitzpatrick, Outdoor Life, 10 Nov. 2020 Riding lawn mowers do this either through a manual or hydrostatic transmission. Tony Carrick, Popular Mechanics, 27 Apr. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydrostatic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


probably from New Latin hydrostaticus, from hydr- + staticus static

First Known Use

1666, in the meaning defined above

Time Traveler
The first known use of hydrostatic was in 1666

Dictionary Entries Near hydrostatic

Cite this Entry

“Hydrostatic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrostatic. Accessed 22 Jul. 2024.

Medical Definition


hy·​dro·​stat·​ic -ˈstat-ik How to pronounce hydrostatic (audio)
: of or relating to fluids at rest or to the pressures they exert or transmit compare hydrokinetic
hydrostatically adverb
Last Updated: - Updated example sentences
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