hydraulic Meaning, Definition & Usage

  1. adjective moved or operated or effected by liquid (water or oil)
    • hydraulic erosion
    • hydraulic brakes
  2. adjective of or relating to the study of hydraulics
    • hydraulic engineer

WordNet

Hy*drau"lic adjective
Etymology
F. hydraulique, L. hydraulicus, fr. Gr. , , a water organ; "y`dwr water + flute, pipe. See Hydra.
Definitions
  1. Of or pertaining to hydraulics, or to fluids in motion; conveying, or acting by, water; as, an hydraulic clock, crane, or dock.

Webster 1913