hydrothermal


Also found in: Medical, Encyclopedia, Wikipedia.

hy·dro·ther·mal

 (hī′drə-thûr′məl)
adj.
1. Of or relating to hot water.
2. Geology
a. Of or relating to hot magmatic emanations rich in water.
b. Of or relating to the rocks, ore deposits, and springs produced by such emanations.

hy′dro·ther′mal·ly adv.

hydrothermal

(ˌhaɪdrəʊˈθɜːməl)
adj
(Geological Science) of or relating to the action of water under conditions of high temperature, esp in forming rocks and minerals
ˌhydroˈthermally adv

hy•dro•ther•mal

(ˌhaɪ drəˈθɜr məl)

adj.
of or pertaining to the action of hot aqueous solutions or gases within or on the surface of the earth.
[1840–50]
hy`dro•ther′mal•ly, adv.

hy·dro·ther·mal

(hī′drə-thûr′məl)
1. Relating to hot water, especially water heated by the Earth's internal heat. ♦ Power that is generated using the Earth's hot water is called hydrothermal energy.
2. Geology Relating to the rocks, ore deposits, and springs produced by hot water or magma.
References in periodicals archive ?
Furthermore, the hydrothermal vent fluids at the Endeavour Segment have high C[H.sub.4] and N[H.sub.4.sup.+] concentrations [73, 74], indicating significant microorganism activity in the sediment.
Hydrothermal explosions take place when superheated water trapped below the Earth, rapidly converts to steam, and breaks through the rock surface above.
Searching along the sunless seafloor where tectonic plates pull apart--regions known as spreading ridges--researchers discovered that heat-spewing hydrothermal vents are at least three to six times as abundant as previously estimated.
This work describes quartz dissolution using hydrothermal experiments and chemical dissolution in order to constrain fluid migration during metasomatic proceses involving quartz dissolution.
--David Clague, of the Monterey Bay Aquarium Research Institute, on the recent discovery of an unusual field of hydrothermal vents in the Gulf of California, about 100 miles east of La Paz, Mexico.
Hydrothermal technique is a promising alternative synthetic method because of the low process temperature and very easy to control the particle size.
Zirconia is also known to gradually weaken over time as the crystal structure changes from a tetragonal phase to a monoclinic one when exposed to hydrothermal condition.
Scientists onboard the vessel discovered two seafloor hydrothermal areas and four hydrothermal anomaly areas, and deepened understanding about the overall area.
Siliceous rocks are widely distributed in the central orogenic belt (COB), China, and display a close relationship with the hydrothermal metallogenesis.
Hill (2006) indicated that out of all the modification processes, thermal treatment in presence of steam or liquid water (also referred as hydrothermal treatment) is currently the most commercially advanced method to boost dimensional consistency and improve decay resistance.
Summary: Carbon microspheres (CMs) with a diameter of 5 -10 um have been synthesized by hydrothermal carbonization of starch and L-arginine.