| 1. | operated by, moved by, or employing water or other liquids in motion. |
| 2. | operated by the pressure created by forcing water, oil, or another liquid through a comparatively narrow pipe or orifice. |
| 3. | of or pertaining to water or other liquids in motion. |
| 4. | of or pertaining to hydraulics. |
| 5. | hardening under water, as a cement. |
A descriptive term for a system operated or moved by a fluid. The hydraulic jack, in which force is transmitted from a handle by means of a heavy oil, is probably the most familiar hydraulic device.
hydraulic (hī-drô'lĭk) Pronunciation Key
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