单词 | deliquescence |
释义 | deliquescencen. 1. Chemistry and Biology. a. The process of deliquescing, dissolving, or melting away; esp. the spontaneous liquefying of a salt or other solid by dissolving in moisture absorbed from the air. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > deliquescence deliquation1617 deliquium1617 deliquescency1679 deliquescence1743 deliquiation1749 1743 A. Macbean tr. G. Rothe Synopsis Chem. ii. i. 83 The Pot-ash must be separated from its neutral Salt, either by Solution in cold Water, or by a spontaneous Deliquescence [L. per deliquescentiam spontaneam]. 1839–47 Todd's Cycl. Anat. & Physiol. III. 503/2 The nucleated cells..gradually disappear by a kind of solution or deliquescence. 1861 Chem. News 11 May 288/2 The [potassium] cyanide rapidly absorbs moisture, and, unless kept in very well-stoppered bottles, becomes quite wet, and in this state quickly decomposes; and this deliquescence..is often a source of much inconvenience in its use as a reducing agent. 1896 J. R. Green Man. Bot. II. iv. xviii. 518 By a deliquescence of the separating walls they come into contact with each other and their union takes place. 1926 Proc. Royal Soc. A. 110 739 There may at first be a partial deliquescence insufficient to dissolve all the salts. 2018 @sciencephoto 14 Apr. in twitter.com (accessed 20 Nov. 2018) The magpie fungus disperses its spores in a dark inky liquid formed by deliquescence of its cap. ΘΚΠ the world > matter > liquid > making or becoming liquid > action or process of dissolving > [noun] > solution dissolution1558 solution1594 imbibition1626 deliquescence1756 1756 C. Lucas Ess. Waters i. 148 This deliquescence or solution always has an acrid taste. 1859 O. W. Holmes Professor at Breakfast Table i, in Atlantic Monthly Jan. 96/2 The mystic stranger,..Wasted to a shadow, with a hartshorn odor Of disintegration. Drops of deliquescence glistened on his forehead, Whitened round his feet the dust of efflorescence. 2. gen. a. The process of dissolving or melting away; the state or fact of being melted or dissolved. In early use often hyperbolical, with reference to a person; cf. melt v.1 2e. ΚΠ 1838 Polit. Arena (Fredericksburg, Va.) 15 June 3/1 Thermometor being at 90—..what could we say that would amuse or instruct, when the body is in a state of deliquescence. 1914 G. E. Woodberry N. Afr. & Desert iii. 121 I sat down on a crumbling wall, amid the amber deliquescence of the rich-toned soil. 2018 N.Y. Times (Nexis) 9 Sept. m2 84 They've [sc. insects] been prized for the very qualities that make some people shudder: their crunch, chewiness and final deliquescence on the tongue. b. figurative. The process of becoming less cohesive; dissipation, dissolution; fading away; (also) the state or fact of being fluid. Also: an instance of this. ΚΠ 1856 Morning Chron. 4 July One consolation remains amidst the scene of universal deliquescence—that many bad measures have disappeared along with some good ones. 1881 Spectator 19 Mar. 373 What a powerful picture is this of the deliquescence not only of beliefs, but even of the patience which rests on beliefs. 1950 Hispania 33 107/2 This play parodies extravagant distortions of the language in every form: circumlocutions, tenuous seeking after effects, and similar deliquescences. 1973 R. Ellmann Golden Codgers 68 Life then is a willed deliquescence, or more exactly, a progressive surrender of the self to all the temptations appropriate to it. 2018 Daily Tel. (Nexis) 19 Nov. 29 Her voice is not as ravishingly beautiful an instrument as theirs, and her phrasing lacked the ideal spaciousness and deliquescence. This entry has been updated (OED Third Edition, December 2020; most recently modified version published online June 2022). < n.1743 |
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