Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The chemistry of the composition and alterations of the solid matter of the earth or a celestial body.
from The Century Dictionary.
- noun The chemical study of the earth, that is, the science of its chemical composition and of the chemical causes and effects of terrestrial processes.
from the GNU version of the Collaborative International Dictionary of English.
- noun The study of the chemical composition of, and of actual or possible chemical changes in, the crust of the earth.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry The branch of
chemistry that deals with thechemical composition of theEarth and otherplanets , and with the chemicalprocesses that occur in the formation ofrocks andminerals etc.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun the chemistry of the earth's crust
Etymologies
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Examples
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With the later advent of accelerator mass spectrometry, this has become a useful tool in geochemistry, but our counting techniques were not sensitive enough to make the method work.
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Specifically, bachelor's degrees in engineering, business, ecology or hydrology and life sciences such as geochemistry were among educational requirements employers cited most frequently.
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Mr. Brownlow, who has a Ph.D. in geochemistry, says it takes 407 million gallons to irrigate 640 acres and grow about $200,000 worth of corn on the arid land.
Oil's Growing Thirst for Water Russell Gold 2011
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Hevesy from Stockholm received the Nobel Prize for Chemistry for his work on the use of isotopes as tracers, involving studies in inorganic chemistry and geochemistry as well as on the metabolism in living organisms.
The Nobel Prize in Chemistry: The Development of Modern Chemistry 2010
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As described by British-born Mark Russell, a senior research fellow at the NASA Jet Propulsion Laboratory and a specialist in geochemistry, they have “commanded the high ground for fifty years” and, he argues, have hurt origin-of-life science.
First Contact Marc Kaufman 2011
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It you were to walk up to a living sauropod and put your hand on its side, its temperature would be very similar to your own, said John Eiler, a professor of geology and geochemistry at the California Institute of Technology in Pasadena and co-author of the study.
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As described by British-born Mark Russell, a senior research fellow at the NASA Jet Propulsion Laboratory and a specialist in geochemistry, they have “commanded the high ground for fifty years” and, he argues, have hurt origin-of-life science.
First Contact Marc Kaufman 2011
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"Biochemistry is geochemistry," Morowitz said from his sunny end of the table.
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He graduated from Dartmouth College in New Hampshire in 1957 and received a master's degree in geochemistry from the University of Oklahoma.
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In 1983, he received a PhD in environmental geochemistry from the University of Heidelberg.
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