| 释义 |
dephloˈgisticate, v.
[f. de- II. 1 + phlogisticate.]
†1. trans. Old Chem. To deprive of phlogiston (the supposed principle of inflammability in bodies).
1779Phil. Trans. LXIX. 441 The power..of dephlogisticating common air. 1782Kirwan ibid. LXXII. 212 The nitrous acid..is well known to dephlogisticate metals as perfectly as possible. 1788Cavendish ibid. LXXVIII. 270 We suppose that the air..was intirely dephlogisticated.
2. To relieve of inflammation. (Cf. antiphlogistic 2.)
1842Fraser's Mag. XXVI. 452 The sheriffs..were fundamentally phlebotomised and dephlogisticated by the fragments of their own swords. 1875Geikie Life Sir R. Murchison I. 142 Given to water-drinking and dephlogisticating.
Hence dephloˈgisticated ppl. a. (esp. in dephlogisticated air, the name given to oxygen by Priestley, who, on its first discovery, supposed it to be ordinary air deprived of phlogiston); dephlogisticating, ppl. a.; dephloˌgistiˈcation.
1775Priestley in Phil. Trans. LXV. 387 This species may not improperly be called, dephlogisticated air. This species of air I first produced from mercurius calcinatus per se. 1789― ibid. LXXIX. 146 The dephlogisticating principle. 1784Cavendish ibid. LXXIV. 141 There is the utmost reason to think, that dephlogisticated and phlogisticated air (as M. Lavoisier and Scheele suppose) are quite distinct substances, and not differing only in their degree of phlogistication; and that common air is a mixture of the two. 1791Hamilton Berthollet's Dyeing I. i. i. i. 7 Oxygenated (dephlogisticated) muriatic acid. 1794Sullivan View Nat. II. 86 From the greater, or less dephlogistication of the ores, or the stones in which it is contained. 1807Vancouver Agric. Devon (1813) 459 Vegetables..again in turn, and during the daytime, exhale and breathe forth that pure dephlogisticated air, so essential to the support of animal existence. |