pressure unit

/ˌprɛʃər ˌjunət/

Other forms: pressure units

Definitions of pressure unit

1. noun

   a unit measuring force per unit area
   types:

   atm, atmosphere, standard atmosphere, standard pressure

   a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade

   Pa, pascal

   a unit of pressure equal to one newton per square meter

   millimeter of mercury, mm Hg, torr

   a unit of pressure equal to 0.001316 atmosphere; named after Torricelli

   pounds per square inch, psi

   a unit of pressure

   millibar

   a unit of atmospheric pressure equal to one thousandth of a bar

   bar

   (meteorology) a unit of pressure equal to a million dynes per square centimeter

   bar absolute, barye, microbar

   the absolute unit of pressure equal to one dyne per square centimeter

   STP, s.t.p.

   standard temperature and pressure

   type of:

   unit, unit of measurement

   any division of quantity accepted as a standard of measurement or exchange