(aviation, astronautics) A sealed, full-body garment, usually with an attachable helmet, which maintains air pressure or mechanical pressure around the body of an astronaut or aviator to compensate for the low density of the air at high altitudes.

A large pressure cooker capable of holding jars used in canning.

plural of pressure suit

plural of pressure wire

(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.

plural of pressure point

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.