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单词 diffusimeter
释义

diffusimetern.

Origin: A variant or alteration of another lexical item. Etymon: diffusiometer n.
Etymology: Alteration of diffusiometer n., after -imeter comb. form.
Science. Obsolete. rare.
An apparatus for measuring rates of diffusion (diffusion n. 5); = diffusiometer n.
ΘΚΠ
the world > matter > gas > [noun] > measurement of specific properties of > instruments for
aerometer1670
manometer1730
eudiometer1777
anthracometer1799
carbonometer1844
diffusiometer1857
diffusimeter1887
katharometer1917
1887 Nature 18 Aug. 382/2 Mr. J. J. Coleman described a new diffusimeter and other apparatus for the study of liquid diffusion.
1912 Mining Sci. 30 May 471/2 The present invention, broadly speaking, consists of a diffusimeter having two diffusing chambers, with an indicator between them, the whole forming what might be termed a differential diffusimeter.
This entry has been updated (OED Third Edition, March 2016; most recently modified version published online September 2021).
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n.1887
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