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hydrotechnic
hydrotechnic adj. 
/ˌhaɪdrəˈtɛknɪk/ [Greek τεχνή art: French hydrotechnique] relating to or dealing with the technical management or utilization of water.
Brit. /ˌhʌɪdrə(ʊ)ˈtɛknɪk/
, /ˌhʌɪdrə(ʊ)ˈtɛknɪk/U.S. /ˌhaɪdroʊˈtɛknɪk/
, /ˌhaɪdroʊˈtɛknɪk//ˌhaɪdrəˈtɛknɪk/Π
1893 Times 6 Oct. The most famous hydrotechnic authorities of our time have found no other method of overcoming the obstruction to navigation caused by the Iron Gate than the identical one adopted by the Romans.
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