An example of a hydraulic machine is one that is powered by water.
I know not why this entrance is left so neglected, as we are not in want of able engineers in France, in the hydraulic branch, a part of the mathematics to which I have most applyed myself. — M. Le Page Du Pratz, History of Louisisana (PG), p. 47
Origin of hydraulic
- Latin hydraulicus from Greek hudraulikos from hudraulis water organ hudro-, hudr- hydro- aulos pipe, flute
From American Heritage Dictionary of the English Language, 5th Edition
- From Ancient Greek ὑδραυλικός (hudraulikos, “of a water organ”), from ὕδραυλις (hudraulis, “water organ”).