Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The act of pressing.
  • noun The condition of being pressed.
  • noun The application of continuous force by one body on another that it is touching; compression.
  • noun Physics Force applied uniformly over a surface, measured as force per unit area.
  • noun Meteorology Atmospheric pressure.
  • noun A compelling or constraining influence, such as persuasion or negative attitudes, on the mind or will.
  • noun An influence acting as a source of distress or hardship.
  • noun Sports Sustained, effective play that puts an opponent at a disadvantage.
  • noun The condition of being subjected to physical, mental, social, or economic distress.
  • noun A physical sensation produced by compression of a part of the body.
  • noun Archaic A mark made by application of force or weight; an impression.
  • transitive verb To force or try to force, as by influence or persuasion.
  • transitive verb To pressurize.
  • transitive verb To pressure-cook.

from The Century Dictionary.

  • noun In electricity, a term sometimes used for voltage, electromotive force, or difference of potential.
  • noun In psychology, the specific quality of sensation furnished by the pressure-spots of the skin and by the organs of the articular sensitivity; pressure-sensation.
  • noun The intrinsic pressure K is , where σ is the density of the fluid and (ψ)z is the attraction of an infinite layer of a fluid of unit density, bounded by a plane, upon a unit mass at a distance z from the plane.
  • noun In a compressor, the pressure of the air or gas at the end of the stroke after it is compressed.
  • noun The act of pressing; the exertion of force by pressing; the state of being pressed.
  • noun In mech.: An equilibrated force.
  • noun A force per unit area exerted over the surface of a body or part of a body, and toward the interior of the body.
  • noun Stress in general, being either thrust, pull, or shearing stress. For axis of pressure, conjugate pressure, and other phrases where pressure means stress, see the latter word.
  • noun The action of moral force; exertion of authority or influence; compulsion; a constraining influence or impulse.
  • noun Weight upon the mind; burdensomeness; oppressiveness; also, burden; oppression.
  • noun Urgency; demand on one's time or energies; need for prompt or decisive action: as, the pressure of business.
  • noun Impression; stamp; character impressed.
  • noun Specifically, in hydrostatics, that point of a plane, or of the side of a vessel containing a liquid, to which if a force were applied equal to the total pressure and in the opposite direction, it would exactly balance the total pressure.
  • noun Figuratively, a high degree of mental tension.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing.
  • noun A contrasting force or impulse of any kind
  • noun Affliction; distress; grievance.
  • noun Urgency.
  • noun Impression; stamp; character impressed.
  • noun (Mech.) The action of a force against some obstacle or opposing force; a force in the nature of a thrust, distributed over a surface, often estimated with reference to the amount upon a unit's area.
  • noun Electro-motive force.
  • noun See under Atmospheric, Center, etc.
  • noun (Steam engine) pressure which resists the motion of the piston, as the pressure of exhaust steam which does not find free outlet.
  • noun pressure like that exerted by a fluid. It is a thrust which is normal and equally intense in all directions around a point.
  • noun a gauge for indicating fluid pressure; a manometer.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A pressing; a force applied to a surface.
  • noun A contrasting force or impulse of any kind
  • noun Distress.
  • noun Urgency
  • noun obsolete Impression; stamp; character impressed.
  • noun physics The amount of force that is applied over a given area divided by the size of this area.
  • verb transitive To encourage or heavily exert force or influence.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the somatic sensation that results from applying force to an area of skin

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Middle English, from Old French, from Latin pressūra, from pressus, past participle of premere, to press; see per- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Old French, from Latin pressūra.

Examples

  • Throughout this book, the term pressure refers to those features of a situation that may be problematic for the individual and that amount to demands for adaptation of some kind.

    Stress and the Manager

  • Throughout this book, the term pressure refers to those features of a situation that may be problematic for the individual and that amount to demands for adaptation of some kind.

    Stress and the Manager

  • Throughout this book, the term pressure refers to those features of a situation that may be problematic for the individual and that amount to demands for adaptation of some kind.

    Stress and the Manager

  • This kind of extreme drop in pressure is referred to as "explosive cyclogenesis" or "bombogenesis"

    Midwest storm by the numbers

  • If the cut in pressure is NOT at least 18 lbs per sq. inch, take a bicycle pump or an electric air pump and put that amount of air into the top of the tank.

    Water Pressure Systems

  • In Mexico, the usual cut in pressure is 20 lbs but with newer places they are jacking it up to 30lbs per sq. inch.

    Water Pressure Systems

  • In Mexico, the usual cut in pressure is 20 lbs but with newer places they are jacking it up to 30lbs per sq. inch.

    Water Pressure Systems

  • In Mexico, the usual cut in pressure is 20 lbs but with newer places they are jacking it up to 30lbs per sq. inch.

    Water Pressure Systems

  • If the cut in pressure is NOT at least 18 lbs per sq. inch, take a bicycle pump or an electric air pump and put that amount of air into the top of the tank.

    Water Pressure Systems

  • If the cut in pressure is NOT at least 18 lbs per sq. inch, take a bicycle pump or an electric air pump and put that amount of air into the top of the tank.

    Water Pressure Systems

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