单词 | microchemistry |
释义 | microchemistryn. Originally: chemistry applied to the study of microscopic objects, esp. cells and tissues; histochemistry; the use of the microscope in chemistry. Later: a branch of chemistry that uses techniques modified to deal with very small quantities of reagents (cf. microanalysis n.). ΘΚΠ the world > matter > chemistry > chemistry as a science > branches of chemistry > [noun] physical chemistry1743 zymology1753 pneumatic chemistry1788 stoicheiometry1807 electrochemistry1811 phytochemistry1837 thermochemistry1844 actinochemistry1845 inorganic chemistry1847 phytochimy1847 biochemistry1848 microchemistry1853 palaeochemistry1854 actinology1855 photochemistry1860 physico-chemistry1860 zymotechny1860 anorganology1876 kinetics1884 structural chemistry1884 stereochemistry1890 spectrochemistry1893 cytochemistry1900 radiochemistry1904 immunochemistry1907 magnetochemistry1914 leptonology1917 surface chemistry1919 crystal chemistry1921 radiation chemistry1926 leptology1928 mechanochemistry1928 agrochemistry1930 sonochemistry1934 quantum chemistry1938 cosmochemistry1940 polymer chemistry1945 conductometry1946 topochemistry1948 proto-chemistry1962 stereology1963 biochem1968 femtochemistry1988 combinatorial chemistry1992 cheminformatics1996 1853 Q. Jrnl. Microsc. Sci. 1 140 In micro-chemistry we require a thorough examination of the behaviour of our re-agents among themselves. 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Microchemia, term by Döbereiner for chemical investigation of the more minute and finer varieties, as the constitution of the atmosphere, organic vegetable, and animal juices: microchemistry. 1859 Ladies' Repository July 442/1 The mode of conducting chemical examinations with the aid of the microscope, or micro-chemistry. 1885 A. B. Hervey tr. J. W. Behrens Microscope in Bot. 269 Since a large number of microscopical reagents exercise a purely physical effect it is essentially false to..designate the doctrine of microscopical reagents and their application with the expression ‘micro-chemistry’. 1935 Industr. & Engin. Chem. (Analyt. ed.) 7 315/2 A surprising number of concerns were found to be making use of the principles of microchemistry. 1971 Nature 7 May 11/1 It has been clear that the microchemistry of the lunar surface would turn out to be well worth the trouble of mastering the intricate techniques now being deployed in dozens of laboratories. 1994 Jrnl. Amer. Med. Assoc. 7 Dec. 1679/1 The microchemistry instrument directly measures pH..lactate. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < |
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