(electrical) Any of a set of wires leading from various points of an electrical system to a central station, where a voltmeter indicates the potential of the system at those points.

Pronunciation spelling of pressing.

plural of pressure point

The logo of a publishing press.

plural of pressure bomb

A type of pressure chamber used to build up and hold extreme pressures, pressurizing samples with high-pressure fluids.

(physics, meteorology) Synonym of gauge pressure

(physics, meteorology) The absolute pressure minus the atmospheric pressure.

(aviation) A measure of altitude inferred by the measurement of ambient pressure in differential with a reference pressure at a known altitude.

(aviation) A device which measures the altitude by performing measurement of the ambient pressure and comparing it against a reference pressure at a known altitude, to give a pressure altitude.