| ASTROCHEMISTRY | • astrochemistry n. (Chemistry, astronomy) The study of the chemical composition of stars and outer space. • ASTROCHEMISTRY n. the study of molecules and radicals in outer space.
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| BIOCHEMISTRIES | • biochemistries n. Plural of biochemistry. • BIOCHEMISTRY n. chemistry that deals with the chemical compounds and processes occurring in organisms.
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| COSMOCHEMISTRY | • cosmochemistry n. The branch of chemistry that deals with the creation of the elements, and their isotopic distribution… • COSMOCHEMISTRY n. a branch of chemistry that deals with the chemical composition of and changes in the universe.
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| ELECTROCHEMIST | • electrochemist n. A person who studies or is expert in electrochemistry. • ELECTROCHEMIST n. one who studies the relation between electricity and chemical change.
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| GEOCHEMISTRIES | • geochemistries n. Plural of geochemistry. • GEOCHEMISTRY n. the study of the chemistry of the earth's crust.
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| HISTOCHEMISTRY | • histochemistry n. (Biology, chemistry) The branch of histology dealing with the chemistry of cells and tissues. • HISTOCHEMISTRY n. the chemistry of living tissues.
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| IATROCHEMISTRY | • iatrochemistry n. (Chemistry, medicine) An early branch of chemistry, having roots in alchemy, that tried to provide chemical… • IATROCHEMISTRY n. the application of chemistry to medical theory and treatment.
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| IMMUNOCHEMISTS | • immunochemists n. Plural of immunochemist. • IMMUNOCHEMIST n. a student of immunochemistry.
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| MICROCHEMISTRY | • microchemistry n. (Chemistry) Chemical techniques for preparing, handling, and analyzing small quantities of chemical… • microchemistry n. (Chemistry) Chemical processes that take place in very small regions, such as on the grain boundaries of a metal.
 • MICROCHEMISTRY adj. small-scale chemistry.
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| NEUROCHEMISTRY | • neurochemistry n. (Biochemistry) The branch of neuroscience concerned with the chemistry of the nervous system. • NEUROCHEMISTRY n. the study of the chemical makeup and activities of nervous tissue.
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| PETROCHEMISTRY | • petrochemistry n. (Petrochemistry) The branch of chemistry that deals with petroleum, natural gas and their derivatives. • PETROCHEMISTRY n. the branch of chemistry concerned with the extraction of chemicals from petroleum.
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| PHONOCHEMISTRY | • PHONOCHEMISTRY n. the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves. | 
| PHOTOCHEMISTRY | • photochemistry n. (Chemistry) The study of photochemical reactions. • PHOTOCHEMISTRY n. science, processes and properties of chemical changes effected by light.
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| PHYTOCHEMISTRY | • phytochemistry n. (Chemistry, botany) The scientific study of the chemicals found in plants. • phytochemistry n. (Botany) The collection of chemicals and chemical processes found in a particular plant.
 • PHYTOCHEMISTRY n. the chemistry of plants.
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| PIEZOCHEMISTRY | • piezochemistry n. (Chemistry) The chemistry of materials at high pressure. • PIEZOCHEMISTRY n. the study of the chemical effects of pressure.
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| RADIOCHEMISTRY | • radiochemistry n. (Chemistry) the chemistry of radioactive substances. • radiochemistry n. (Chemistry) the use of radioisotopes to study the kinetics of chemical reactions.
 • RADIOCHEMISTRY n. a branch of chemistry dealing with radioactive substances and phenomena including tracer studies.
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| THERMOCHEMISTS | • thermochemists n. Plural of thermochemist. • THERMOCHEMIST n. one who studies thermochemistry.
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| ZOOCHEMISTRIES | • ZOOCHEMISTRY n. the chemistry of the animal body. |