force per unit area


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Noun1.force per unit area - the force applied to a unit area of surfaceforce per unit area - the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit); "the compressed gas exerts an increased pressure"
physical phenomenon - a natural phenomenon involving the physical properties of matter and energy
blood pressure - the pressure of the circulating blood against the walls of the blood vessels; results from the systole of the left ventricle of the heart; sometimes measured for a quick evaluation of a person's health; "adult blood pressure is considered normal at 120/80 where the first number is the systolic pressure and the second is the diastolic pressure"
gas pressure - the pressure exerted by a gas
head - the pressure exerted by a fluid; "a head of steam"
hydrostatic head - the pressure at a given point in a liquid measured in terms of the vertical height of a column of the liquid needed to produce the same pressure
intraocular pressure, IOP - pressure exerted by the fluids inside the eyeball; regulated by resistance to the outward flow of aqueous humor; "glaucoma can result from increased intraocular pressure"
oil pressure - pressure that keeps oil on the moving parts of an internal-combustion engine
osmotic pressure - (physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane
corpuscular-radiation pressure, radiation pressure - the minute pressure exerted on a surface normal to the direction of propagation of a wave
instantaneous sound pressure, sound pressure - the difference between the instantaneous pressure at a point in a sound field and the average pressure at that point
suction - a force over an area produced by a pressure difference
vapor pressure, vapour pressure - the pressure exerted by a vapor; often understood to mean saturated vapor pressure (the vapor pressure of a vapor in contact with its liquid form)
References in periodicals archive ?
The pressure pads measure the amount of force per unit area that the rhinos are placing on individual regions of their feet at a high resolution," said Prof Hutchinson.
Pressure is force per unit area, while flow is volume per unit time.
It has been shown that this muscle is unable to produce normal force per unit area compared to healthy people.