high-pressure

• POS: Adjective
• HYPHEN: high-pres=sure

CIDE DICTIONARY

high-pressure, a. 

•  Having or involving a pressure greatly exceeding that of the atmosphere; -- said of steam, air, water, etc., and of steam, air, or hydraulic engines, water wheels, etc.  [1913 Webster]
•  Fig.: Urgent; intense; as, a high-pressure business or social life.  [1913 Webster]
•  Using intense psychological pressure or other incentives to convince others to do things; aggressively persistent; as, high-pressure salesmen; high-pressure tactics.  [PJC]

High-pressure engine, an engine in which steam at high pressure is used. It may be either a condensing or a noncondensing engine. Formerly the term was used only of the latter. See Steam engine.