noun
Etymology: translation of Greek hydraulikon organon, from hydraulikon (neuter of hydraulikos being a hydraulic organ) + organon organ — more at hydraulic
: hydraulus
noun
Etymology: translation of Greek hydraulikon organon, from hydraulikon (neuter of hydraulikos being a hydraulic organ) + organon organ — more at hydraulic
: hydraulus
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012