geochemistry
geo·chem·is·try
noun \ˌjē-ō-ˈke-mə-strē\Definition of GEOCHEMISTRY
1
: a science that deals with the chemical composition of and chemical changes in the solid matter of the earth or a celestial body (as the moon)
2
: the related chemical and geological properties of a substance
— geo·chem·i·cal \-ˈke-mi-kəl\ adjective
— geo·chem·i·cal·ly \-k(ə-)lē\ adverb
— geo·chem·ist \-ˈke-mist\ noun
See First Known Use of GEOCHEMISTRY
1902
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