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单词 precipitability
释义

precipitabilityn.

Brit. /prᵻˌsɪpᵻtəˈbɪlᵻti/, U.S. /ˌprɛsəˌpɪdəˈbɪlᵻdi/, /prəˌsɪpədəˈbɪlᵻdi/
Origin: Formed within English, by derivation. Etymons: precipitable adj., -ity suffix.
Etymology: < precipitable adj. + -ity suffix: see -bility suffix.
Chiefly Chemistry.
The quality of being precipitable.
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the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > precipitation > capacity for
precipitability1761
1761 W. Lewis Exper. Hist. Materia Medica 14 The solubility of calcareous earth in the acetous acid, and its precipitability by that of vitriol.., afford a ready method of discovering the sophistication of vinegar.
1842 E. A. Parnell Elements Chem. Anal. (1845) 66 The precipitability of oxide of chromium from its solution in caustic potash by ebullition.
1949 R. E. Oesper tr. F. Feigl Chem. Specific, Selective & Sensitive Reactions iv. 80 The normal precipitability of MoO4−− and WO4−− is restored on adding nitrite or formaldehyde to acidified molybdate or tungstate solutions.
1992 D. M. Muir Dust & Fume Control (rev. ed.) x. 71 The required treatment time in an electrostatic precipitator..depends directly on the required degree of cleansing of the gas and the physical properties (‘precipitability’) of the dust.
This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).
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n.1761
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