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pneumato-chemical trough
pneumato-chemical adj.
Brit. 
/ˌnjuːmətə(ʊ)ˈkɛmᵻkl/
, /ˌnjuːmətə(ʊ)ˈkɛmᵻkl/U.S. /ˌn(j)umədoʊˈkɛmək(ə)l/
[after French pneumato-chimique (1789 in the source translated in quot. 1790)] now historical of or relating to pneumatic chemistry; †pneumato-chemical trough = pneumatic trough n. at pneumatic adj. and n. Compounds (obsolete)./ˌn(j)umədoʊˈkɛmək(ə)l/ΘΚΠ
the world > matter > chemistry > chemistry as a science > branches of chemistry > [adjective]
mago-chemical1652
physico-chemical1664
chemico-medical1744
unorganic1775
pneumato-chemical1790
electrochemical1808
electrochemic1813
zymological1828
photochemical1858
thermochemical1871
physiochemical1881
stoicheiometrical1887
stereo-chemical1890
stoicheiometric1892
physical-chemical1896
zymotechnic1896
zymotechnical1900
photochemic1907
magnetochemical1911
immunochemical1912
radiochemical1915
topochemical1920
palaeochemical1926
cosmochemical1940
mechanochemical1943
radiation-chemical1946
sonochemical1948
stereological1963
bioinorganic1970
thermochemic-
1790 R. Kerr tr. A. Lavoisier Elements Chem. iii. vi. 390 (heading) Of compound and pneumato-chemical distillations.
1806 W. Henry Epitome Chem. (ed. 4) i. v. 52 The pneumato-chemical trough, or pneumatic cistern.
1822 T. Webster Imison's Elem. Sci. & Art (new ed.) II. 12 An improved pneumato-chemical apparatus.
1972 William & Mary Q. 29 279 [List of chemical apparatus in 1814] One pneumato-chemical tube and two mercurial troughs.
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