fluid pressure

American  

noun

Physics, Mechanics.

1. the pressure exerted by a fluid, directly proportional to the specific gravity at any point and to the height of the fluid above the point.

---

fluid pressure British  

noun

1. the pressure exerted by a fluid at any point inside it. The difference of pressure between two levels is determined by the product of the difference of height, the density, and the acceleration of free fall

---

Etymology

Origin of fluid pressure

First recorded in 1835–45

Example Sentences

Mechanical stress likely resulted from shifts in fluid pressure as blood circulates during intense running.

From Science Daily • Feb. 21, 2026

Excess fluid pressure buildup in the eye is a risk factor; it’s treated with medication, or lasers or scalpels that eventually relieve the pressure.

From Science Magazine • Jan. 18, 2024

Once the loader is inserted in the small hole, fluid pressure drives each arm to extend horizontally in the one-millimeter space between the skull and the brain.

From Scientific American • Sep. 1, 2023

A study by the US Geological Survey showed that increased fluid pressure in geological fault zones from disposal wells has increased earthquake vulnerability in a some states.

From The Guardian • Sep. 17, 2016

In all cases of curves on a line of pipes under internal fluid pressure, there exists a resultant force tending to displace the pipes.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" by Various