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English word
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WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
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WORDNET DICTIONARY
Noun geochemistry has 1 sense
CIDE DICTIONARY
geochemistry, n. [Gr. ge`a, gh^, the earth + chemistry.].
The study of the chemical composition of, and of actual or possible chemical changes in, the crust of the earth. [Webster 1913 Suppl.]
OXFORD DICTIONARY
geochemistry, n. the chemistry of the earth and its rocks, minerals, etc.
Derivative
geochemical adj. geochemist n.