hydrostatic

adjective

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
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With temperatures hovering at a steady 4°C (39°F), any organism — or submersible — venturing into this zone must be strong enough to handle both the extreme cold and the massive hydrostatic force of the deep. Mrigakshi Dixit, Interesting Engineering, 23 Mar. 2026 That rating comes from the hydrostatic head pressure test—also known as the water column test—which assesses how waterproof a fabric is by using high pressure to push water through. Adam Trenkamp, Outside, 27 Dec. 2025 Reducing the weight of ice sheets and glaciers in the Arctic has been found to decrease hydrostatic pressure on subglacial hydrate reservoirs, which can then enhance subglacial flux and methane discharge on the coast, according to the paper. Julia Jacobo, ABC News, 11 Oct. 2025 The hydrostatic head for the X-mid is 3500, which is plenty to keep you dry. Scott Gilbertson, Wired News, 26 Sep. 2025 See All Example Sentences for hydrostatic

Word History

Etymology

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

Browse Nearby Words

Cite this Entry

“Hydrostatic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrostatic. Accessed 31 Mar. 2026.

Medical Definition

hydrostatic

adjective
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
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