trompe 
(trŏmp)
(trŏmp)n.
An apparatus in which water falling through a perforated pipe entrains air into and down the pipe to produce an air blast for a furnace or forge.
[French, from Old French, trumpet; see TRUMP2.]
- hydrogen fluoride
- hydrogen iodide
- hydrogen ion
- hydrogenolysis
- hydrogenous
- hydrogen peroxide
- hydrogen sulfide
- hydrogeologic
- hydrogeological
- hydrogeologist
- hydrogeology
- hydrographer
- hydrographic
- hydrographically
- hydrography
- hydroid
- hydrokinetic
- hydrokinetical
- hydrokinetics
- hydrolase
- hydrologic
- hydrological
- hydrologically
- hydrologic cycle
- hydrologist