| hydrosulphurous | <chemistry> Pertaining to, or designating, an acid obtained by the reduction of sulphurous acid. See Hyposulphurous acid, under Hyposulphurous. Source: Websters Dictionary (01 Mar 1998) |
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| hydrosyringomyelia | Synonym: syringomyelia. Origin: hydro-+ G. Hydor, water, + syrinx, a tube, + myelos, marrow (05 Mar 2000) |
| hydrotaxis | The movement of cells or organisms in relation to water. Origin: hydro-+ G. Taxis, arrangement (05 Mar 2000) |
| hydrotellurate | <chemistry> A salt formed by the union of hydrotelluric acid and the base. Source: Websters Dictionary (01 Mar 1998) |
| hydrotelluric | <chemistry> Formed by hydrogen and tellurium; as, hydrotelluric acid, or hydrogen telluride. Origin: Hydro-, 2 + telluric. Source: Websters Dictionary (01 Mar 1998) |
| hydrotheca | Origin: NL, fr. E. Hydra + Gr. A box. <zoology> One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. Source: Websters Dictionary (01 Mar 1998) |
| hydrotherapeutic | Hydriatic Relating to the obsolete use of water to treat or cure disease. Synonym: hydrotherapeutic. Origin: hydr-+ G. Iatrikos, relating to medicine (05 Mar 2000) |
| hydrotherapeutics | <medicine> See Hydropathy. Origin: Hydro-, 1 + therapy. Source: Websters Dictionary (01 Mar 1998) |
| hydrotherapy | <medicine> See Hydropathy. Origin: Hydro-, 1 + therapy. Source: Websters Dictionary (01 Mar 1998) |
| hydrothermal | Relating to hot water. Origin: hydro-+ G. Therme, heat (05 Mar 2000) |
| hydrothermal vent | A natural spring which vents warm or hot water on the sea floor, associated with spreading of the Earth's crust. (09 Oct 1997) |
| hydrothionaemia | The presence of hydrogen sulfide in the circulating blood. Origin: hydro-+ G. Theion, sulfur, + haima, blood (05 Mar 2000) |
| hydrothionuria | The excretion of hydrogen sulfide in the urine. Origin: hydro-+ G. Theion, sulfur, + ouron, urine (05 Mar 2000) |
| hydrothorax | <medicine> An accumulation of serous fluid in the cavity of the chest. Origin: Hydro-, 1 + thorax. Source: Websters Dictionary (01 Mar 1998) |
| hydrotic | Causing a discharge of water or phlegm. <medicine> A hydrotic medicine. Origin: Gr. "ydwr water: cf. Gr. Moisture, F. Hydrotique. Source: Websters Dictionary (01 Mar 1998) |