pressure

Noun
  1. The force applied to a unit area of surface;
    Measured in pascals (SI unit) or in dynes (cgs unit) (synset 111515441)
    "the compressed gas exerts an increased pressure"
    is a type of: physical phenomenon - a natural phenomenon involving the physical properties of matter and energy
    subtypes:
    • 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
    • gas pressure - the pressure exerted by a gas
    • head - the pressure exerted by a fluid
    • 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
    • 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)
    same as: force per unit area, pressure level
  2. A force that compels (synset 105202630)
    "the public brought pressure to bear on the government"
    is a type of: force - a powerful effect or influence
  3. The act of pressing;
    The exertion of pressure (synset 100113933)
    "he gave the button a press"; "he used pressure to stop the bleeding"; "at the pressing of a button"
    is a type of: push, pushing - the act of applying force in order to move something away
    subtypes:
    same as: press, pressing
  4. The state of demanding notice or attention (synset 114474815)
    "the insistence of their hunger"; "the press of business matters"
    is a type of: urgency - the state of being urgent; an earnest and insistent necessity
    same as: imperativeness, insistence, insistency, press
  5. The somatic sensation that results from applying force to an area of skin (synset 105732420)
    "the sensitivity of his skin to pressure and temperature was normal"
    is a type of: somaesthesia, somatesthesia, somatic sensation, somesthesia - the perception of tactual or proprioceptive or gut sensations
    same as: pressure sensation
  6. An oppressive condition of physical or mental or social or economic distress (synset 114500660)
    is a type of: distress - a state of adversity (danger or affliction or need)
  7. The pressure exerted by the atmosphere (synset 111449572)
    is a type of: gas pressure - the pressure exerted by a gas
    subtypes:
    • barometric pressure - atmospheric pressure as indicated by a barometer
    • compartment pressure - the air pressure maintained in an air-tight compartment (as in an aircraft)
    • overpressure - a transient air pressure greater than the surrounding atmospheric pressure
    • sea-level pressure - the atmospheric pressure reduced by a formula to the pressure at sea level
    same as: air pressure, atmospheric pressure
Verb
  1. To cause to do through pressure or necessity, by physical, moral or intellectual means (synset 202510211)
    "She forced him to take a job in the city"; "He squeezed her for information"
    causes: act, move - perform an action, or work out or perform (an action)
    is a type of: compel, obligate, oblige - force somebody to do something
    subtypes:
    same as: coerce, force, hale, squeeze
  2. Exert pressure on someone through threats (synset 202587158)
    is a type of: act upon, influence, work - have and exert influence or effect
    same as: blackjack, blackmail

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