Definition of hydrothermal
: of or relating to hot water —used especially of the formation of minerals by hot solutions rising from a cooling magma
hydrothermallyplay \ˌhī-drə-ˈthər-mə-lē\ adverb
Recent Examples of hydrothermal from the Web
Hydrothermal venting at pressure-temperature conditions above the critical point of seawater, 5°S on the Mid-Atlantic Ridge [Geology]
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Origin and Etymology of hydrothermal
International Scientific Vocabulary
First Known Use: 1849
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