| 单词 | mephitic air |
| 释义 | > as lemmasmephitic air mephitic air n. Chemistry (now historical) any of several gases regarded as noxious, esp. in being unable to support life; esp. carbon dioxide. ΚΠ 1766 W. Brownrigg in Philos. Trans. 1765 (Royal Soc.) 55 234 Both of them [sc. mice], after they had been in the mephitic air a few moments, fell down motionless, and were taken out dead. 1811 Statist. Acct. Towns & Parishes (Connecticut Acad. Arts & Sci.) 5 No accidents by damps, or mephitic air, are remembered here. 1851 Debow's Rev. Aug. 194 Looking at a negro asleep, breathing the mephitic air called carbonic acid gas, manufactured in his own lungs. 1859 E. G. Storke Domest. & Rural Affairs 107 Vital air, or oxygen,..forms one-fourth of the atmosphere... The remaining three-fourths, called azote or mephitic air, is totally incapable of supporting combustion. 1907 G. S. Newth Text-bk. Inorg. Chem. (ed. 12) ii. iv. 229 Nitrogen was discovered by Rutherford in 1772... He called the gas mephitic air. 1988 Rev. in Amer. Hist. 16 165 Under the heading of ‘The Starvation of Life’ Mumford enumerates the sins of Economic Man: adulterated food, mephitic air, lack of light, [etc.]. < as lemmas |
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