| 释义 |
anhydrous, a.|ænˈhaɪdrəs|
[mod. f. Gr. ἄνῡδρ-ος waterless (f. ἀν priv. + ὕδωρ water) + -ous.]
1. Chem. Having no water in its composition: said of salts, crystals, destitute of water of crystallization, etc. Cf. anhydride.
1819Pantolog. I. s.v., Anhidrous Sulphate of Lime. 1827Faraday Chem. Manip. xxiv. 610 Reduce the substance to an anhydrous state. 1833Penny Cycl. I. 281 The vapour of anhydrous (waterless) alcohol. 1875Dawson Dawn of Life v. 108 An anhydrous silicate of lime and magnesia.
2. transf. Waterless, sapless, dried up.
1872Holmes Poet Breakf. T. ix. 294 That exsiccated and almost anhydrous organism. 1874in Coues Birds of N.-W. 405 The sterile and anhydrous region of the central desert. |