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; "the overpressure of the blast kills by lethal concussion"
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Wiktionary
Substantiv
atmospheric pressure -
The pressure caused by the weight of the atmosphere above an area.
OmegaWiki Dictionary
Ω
atmospheric pressure Weight of the earth's atmosphere over a unit area of the earth's surface, measured with a mercury barometer at sea level which corresponds to the pressure required to lift a column of mercury 760 mm.
