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单词 artificial air
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artificial air
artificial air n. [after post-classical Latin aer artificialis (1638 in the passage translated in quot. 1682)] Obsolete a gas or vapour produced chemically (as in chemical or physiological experiments) and different from atmospheric air; cf. air n.1 9.
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1682 J. Partridge tr. A. von Mynsicht Thesaurus & armamentarium medico-chymicum x. 154 It is good in time of the Plague to make a Fume in the Chambers and other parts of the House with these Troches... Yet it is not convenient to shut in this artificial Air [L. aer artificialis] all day.
1786 Philos. Trans. (Royal Soc.) 76 291 It having been my intention from the beginning to examine the conducting powers of the artificial airs or gasses, the thermometer No 3. was constructed with a view to those experiments.
1800 H. Davy Res. Nitrous Oxide iv. iii. 547 I should run into an endless digression, were I to enumerate possible physiological experiments with artificial airs.
1860 Lancet 25 Aug. 201/1 The doctrine of spontaneous generation.., revived since 1858 by Professor Pouchet, and communicated to the Academy in his note ‘On the Proto-organisms, both Vegetable and Animal, produced spontaneously in Artificial Air and in Oxygen Gas’.
extracted from artificialadj.n.
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