Wasserorgel , hydraulus (ѷόμαѵλος); machĭna hydraulica; orgănum hydraulicum.
organum , ī, n. (οργανον ... ... Vitr.: folles organorum, Augustin.: scaenica organa, Suet. Ner. 44, 1: organa hydraulica, Suet. Ner. 41, 2, dass. organa aquatica, Mythogr. Lat ...