| 释义 |
dissolvent, a. and n.|dɪˈzɒlvənt|
[ad. L. dissolvent-em, pr. pple. of dissolvĕre to dissolve. Cf. F. dissolvant.]
A. adj. Having the power to dissolve, disintegrate, liquefy, etc.; solvent. ? Obs.
1665Hooke Microgr. 104 Salt-peter..abounds more with those Dissolvent particles, and therefore..a small quantity of it will dissolve a great. 1691Ray Creation (1714) 27 Being mingled with some dissolvent juices. 1777Macbride in Phil. Trans. LXVIII. 119 note, On the dissolvent Power of Quicksilver.
fig.1840Mill Diss. & Disc., Enfranch. Women (1859) II. 436 The companionship of women..often exercises a dissolvent influence on high faculties and aspirations in men. a1876M. Collins in Pen Sketches I. 212 Neither was constructive like Shakespeare, nor dissolvent, like Heine.
B. n. One who or that which dissolves.
1. spec. A substance having the power to dissolve or disintegrate other substances; a solvent, a menstruum; † formerly, in Med., a substance having the power of ‘dissolving’ morbid concretions, etc. (see dissolve 8). (Also 7–8 dissolvant as in F.)
1646Sir T. Browne Pseud. Ep. ii. iii. 68 If the menstruum or dissolvent be evaporated to a consistence. 1658R. White tr. Digby's Powd. Symp. (1660) 87 There is no dissolvant in the world that can well calcine..gold, but quicksilver. 1691Ray Creation i. (1704) 115 Fire—the only Catholic Dissolvent. 1718Quincy Compl. Disp. 234 Several..have flatter'd themselves, with obtaining..a universal Dissolvent. 1821Craig Lect. Drawing vii. 399 The alkali..being by nature a dissolvent of the ground.
2. gen. and fig.
1835F. Mahoney in Fraser's Mag. XI. 454 Wine is the great dissolvent of distrust. 1865M. Arnold Ess. Crit. v. 186 Dissolvents of the old European system of dominant ideas and facts we must all be. 1874Motley Barneveld II. xv. 186 The only dissolvent of this Union was the intention to perpetuate slavery. |