geochemistry

American  

[jee-oh-kem-uh-stree] / ˌdʒi oʊˈkɛm ə stri /

noun

1. the science dealing with the chemical changes in and the composition of the earth's crust.

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geochemistry British  

/ ˌdʒiːəʊˈkɛmɪstrɪ, ˌdʒiːəʊˈkɛmɪkəl /

noun

1. the geology and chemistry concerned with the chemical composition of, and chemical reactions taking place within, the earth's crust

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geochemistry Scientific  

/ jē′ō-kĕm′ĭ-strē /

1. The scientific study of the chemical composition of the Earth or other celestial body and of the reactions that control the distribution of chemical elements in its minerals, rocks, soil, waters, and atmosphere.

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Other Word Forms

• geochemical adjective
• geochemically adverb
• geochemist noun

Etymology

Origin of geochemistry

First recorded in 1900–05; geo- + chemistry

Example Sentences

This concept sits at the meeting point of astrobiology, geochemistry, material science, construction engineering, and robotics.

From Science Daily

"Our research highlights the dynamic interplay between hydrology, geochemistry and microbiology at the groundwater-surface water interface of acid mine drainage streams," Hoagland said.

From Science Daily

The team also examined sediment structures, mineralogy, diatoms and geochemistry to characterize the depositional record.

From Science Daily

Methane detected on their surfaces has the tell-tale signs of warm or even hot geochemistry in their rocky cores, which is markedly different than the signature of methane from a comet.

From Science Daily

Formulated on the basis of Venusian atmospheric chemistry, the team synthesized several iron-bearing sulfate minerals in an aqueous geochemistry laboratory in the Department of Earth Sciences.

From Science Daily