[hʌɪˈdrɒlɪk], (Adjective)

Definitions:
- denoting or relating to a liquid moving in a confined space under pressure
(e.g: hydraulic fluid)

- relating to the science of hydraulics
(e.g: hydraulic analysis of streams)

- (of cement) hardening under water


Phrases:

Origin:
early 17th century: via Latin from Greek hudraulikos, from hudro- ‘water’ + aulos ‘pipe’