hydraulia
From LSJ
κρατίστην εἶναι δημοκρατίαν τὴν μήτε πλουσίους ἄγαν μήτε πένητας ἔχουσαν πολίτας → the best democracy is that in which the citizens are neither very rich nor very poor (Thales/Plutarch)
Latin > French (Gaffiot 2016)
(1) hўdraulĭa, æ, f., c. hydraulus, Serv. B. 7, 21.
(2) hўdraulĭa, ōrum, n., orgue hydraulique : Myth. 3, 12.
Latin > German (Georges)
(1) hydraulia1 (hydraula), ōrum, n., Wasserorgeln, rein lat. aquatica organa, Mythogr. Lat. 3, 12.
(2) hydraulia2, ae, f. = hydraulus, die Wasserorgel, Serv. Verg. ecl. 7, 21.