hydrostatic

adjective

hy·​dro·​stat·​ic ˌhī-drə-ˈsta-tik 

: of or relating to fluids at rest or to the pressures they exert or transmit compare hydrokinetic

hydrostatically

ˌhī-drə-ˈsta-ti-k(ə-)lē 

adverb

Examples of hydrostatic in a Sentence

Recent Examples on the Web

The hydrostatic head for the X-mid is 3500, which is plenty to keep you dry. — Scott Gilbertson, Wired News, 26 Sep. 2025

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

Octopuses do not have bones, relying instead on a soft, muscular structure supported by a hydrostatic system. — Samantha Agate, Fort Worth Star-Telegram, 20 Apr. 2026

Octopuses have no bones at all, relying instead on a soft, muscular structure supported by an internal hydrostatic system. — Samantha Agate, Kansas City Star, 20 Apr. 2026

Word History

Etymology

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

First Known Use

1666, in the meaning defined above

Rhymes for hydrostatic

• achromatic
• acrobatic
• adriatic
• aliphatic
• antistatic
• aromatic
• astigmatic
• autocratic
• automatic
• bureaucratic
• charismatic
• cholestatic

Medical Definition

hydrostatic

adjective

hy·​dro·​stat·​ic -ˈstat-ik 

: of or relating to fluids at rest or to the pressures they exert or transmit compare hydrokinetic

hydrostatically

-i-k(ə-)lē 

adverb