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ge·o·chem·is·try
 geochemistry
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- pronunciation:
- ji
o
ke
mih
stri
| part of speech: |
noun |
| definition 1: |
the scientific study of the chemical composition of Earth or other celestial bodies and how this chemical composition changes.
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| definition 2: |
the chemical composition of a celestial body, or a change in this composition.
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