Definition of pressure

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Pressure (n.) The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand..

Lern More About Pressure

Suck :: Suck (v. t.) To draw, as a liquid, by the action of the mouth and tongue, which tends to produce a vacuum, and causes the liquid to rush in by atmospheric pressure; to draw, or apply force to, by exhausting the air..
Stop :: Stop (n.) The closing of an aperture in the air passage, or pressure of the finger upon the string, of an instrument of music, so as to modify the tone; hence, any contrivance by which the sounds of a musical instrument are regulated..
Sag :: Sag (v. i.) Fig.: To lose firmness or elasticity; to sink; to droop; to flag; to bend; to yield, as the mind or spirits, under the pressure of care, trouble, doubt, or the like; to be unsettled or unbalanced..
Manometer :: Manometer (n.) An instrument for measuring the tension or elastic force of gases, steam, etc., constructed usually on the principle of allowing the gas to exert its elastic force in raising a column of mercury in an open tube, or in compressing a portion of air or other gas in a closed tube with mercury or other liquid intervening, or in bending a metallic or other spring so as to set in motion an index; a pressure gauge. See Pressure, and Illust. of Air pump..
Holosteric :: Holosteric (a.) Wholly solid; -- said of a barometer constructed of solid materials to show the variations of atmospheric pressure without the use of liquids, as the aneroid..
Trepan :: Trepan (v. t. & i.) To perforate (the skull) with a trepan, so as to remove a portion of the bone, and thus relieve the brain from pressure or irritation; to perform an operation with the trepan..
Buoyancy :: Buoyancy (n.) The upward pressure exerted upon a floating body by a fluid, which is equal to the weight of the body; hence, also, the weight of a floating body, as measured by the volume of fluid displaced..
Creep :: Creep (n.) A slow rising of the floor of a gallery, occasioned by the pressure of incumbent strata upon the pillars or sides; a gradual movement of mining ground..
Gas :: Gas (n.) An aeriform fluid; -- a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be permanently elastic, as oxygen, hydrogen, etc., in distinction from vapors, as steam, which become liquid on a reduction of temperature. In present usage, since all of the supposed permanent gases have been liquified by cold and pressure, the term has resumed nearly its original signification, and is applied to any substance in the elastic or aeriform state..
Print :: Print (n.) A mark made by impression; a line, character, figure, or indentation, made by the pressure of one thing on another; as, the print of teeth or nails in flesh; the print of the foot in sand or snow..
Abutment :: Abutment (n.) In breech-loading firearms, the block behind the barrel which receives the pressure due to recoil..
Brake :: Brake (v. t.) A piece of mechanism for retarding or stopping motion by friction, as of a carriage or railway car, by the pressure of rubbers against the wheels, or of clogs or ratchets against the track or roadway, or of a pivoted lever against a wheel or drum in a machine..
Isobarometric :: Isobarometric (a.) Indicating equal barometric pressure.
Hydrobarometer :: Hydrobarometer (n.) An instrument for determining the depth of the sea water by its pressure.
Stamp :: Stamp (v. i.) To cut out, bend, or indent, as paper, sheet metal, etc., into various forms, by a blow or suddenly applied pressure with a stamp or die, etc.; to mint; to coin..
Embrace :: Embrace (n.) Intimate or close encircling with the arms; pressure to the bosom; clasp; hug.
Vulcanization :: Vulcanization (n.) The act or process of imparting to caoutchouc, gutta-percha, or the like, greater elasticity, durability, or hardness by heating with sulphur under pressure..
Hysterogenic :: Hysterogenic (a.) Producing hysteria; as, the hysterogenicpressure points on the surface of the body, pressure upon which is said both to produce and arrest an attack of hysteria..
Explosion :: Explosion (n.) A bursting with violence and loud noise, because of internal pressure; as, the explosion of a gun, a bomb, a steam boiler, etc..
Coarctation :: Coarctation (n.) Pressure; that which presses.
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