1. hydraulic press press in which a force applied by a piston to a small area is transmitted through water to another piston having a large area
  2. hydraulic brakes brake system in which a brake pedal moves a piston in the master cylinder; brake fluid then applies great force to the brake pads or shoes
  3. hydraulic brake brake system in which a brake pedal moves a piston in the master cylinder; brake fluid then applies great force to the brake pads or shoes
  4. hydroelectricity electricity produced by water power
  5. hydraulics study of the mechanics of fluids
  6. hydraulic pump a water pump that uses the kinetic energy of flowing water to force a small fraction of that water to a reservoir at a higher level
  7. metabolic process the organic processes that are necessary for life
  8. hydraulic ram a water pump that uses the kinetic energy of flowing water to force a small fraction of that water to a reservoir at a higher level
  9. Hydrangea arborescens deciduous shrub with creamy white flower clusters
  10. hydraulic transmission a transmission that depends on a hydraulic system
  11. hydraulic system a mechanism operated by the resistance offered or the pressure transmitted when a liquid is forced through a small opening or tube
  12. garlic press a press for extracting juice from garlic
  13. natural process a process existing in or produced by nature
  14. hydrarthrosis inflammation and swelling of a movable joint because of excess synovial fluid
  15. hydraulic cement a cement that hardens under water
  16. hydroelectric of or relating to or used in the production of electricity by waterpower
  17. hydrolysis a chemical reaction in which water reacts with a compound to produce other compounds; involves the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion from the water
  18. hydronephrosis accumulation of urine in the kidney because of an obstruction in the ureter
  19. adiabatic process any process that occurs without gain or loss of heat
  20. drill press a machine tool with a separate, upright stand