Defn: The action of a force against some obstacle or opposing force; a force in the nature of a thrust, distributed over a surface, often estimated with reference to the upon a unit's area. Atmospheric pressure, Center of pressure, etc. See under Atmospheric, Center, etc. — Back pressure (Steam engine), pressure which resists the motion of the piston, as the pressure of exhaust steam which does not find free outlet. — Fluid pressure, pressure like that exerted by a fluid. It is a thrust which is normal and equally intense in all directions around a point. Rankine. — Pressure gauge, a gauge for indicating fluid pressure; a manometer.
PRESSURE WIRES
Pressure wires. (Elec.)
Defn: Wires leading from various points of an electric system to a central station, where a voltmeter indicates the potential of the system at those points.
PRESSWORK
Press"work`, n.
Defn: The art of printing from the surface of type, plates, or engravings in relief, by means of a press; the work so done. MacKellar.
PRESS WORK 5. Usually Press work. The work of a press agent. [Chiefly Theat. Cant]
PREST
Prest,
Defn: imp. & p. p. of Press.
PREST
Prest, a. Etym: [OF. prest, F. prêt, fr. L. praestus ready. Cf.
Presto.]
1. Ready; prompt; prepared. [Obs.] All prest to such battle he was. R. of Gloucester.