Danube name meaning "strong, swift" (akin to Sanskrit "iṣiras" "swift"). In Latin, the Danube was variously known as ' or as '. The Dacian/Thracian name was "Donaris" for the upper Danube and "Istros" for the lower Danube. The Thraco-Phrygian name was "Matoas", "the bringer of luck". The Latin name is masculine, as are all its Slavic names, except Slovenian, (the name of the Rhine is also masculine in Latin, most of the Slavic languages, as well as in German). The German "Donau" (Early Modern German "Donaw, Tonaw", Middle High German "Tuonowe") is feminine, as it has been re-interpreted as containing the
Danube–Tisa–Danube Canal 1895 and 1899. István Türr participated in the compilation and implementation of the plans. The dam locks are powered by electricity. The electrical power required for operation is provided by the lock-built hydroelectric power generator. According to the official records, delegations arrived from as far as Japan for the inauguration ceremony. At the time of its construction, it was one of the most sophisticated dam-locks in the world. Danube–Tisa–Danube Canal Danube–Tisa–Danube Canal (DTD) () is a canal system in Serbia. It is a unique hydro-engineering system for flood control and hydrotechnical management, amelioration, forestry, water supply, waste water evacuation, navigation,