DictionarybarPressure unit
noun

bar

A unit of pressure equal to 100,000 pascals.

The gauge shows a pressure of two bars.

Etymology

Greek baros means weight. The pressure unit uses that connection with a load pressing on a surface, assigning the name bar to a fixed amount of pressure.

More examples

  • One bar equals one hundred thousand pascals.
  • The machine operates at a pressure slightly above one bar.
  • The manual lists pressure limits in bars.

Forms

bar · bars