单词 | scorification |
释义 | scorificationn. a. The process of reducing to scoria; formation of scoria or slag; spec. as a method of refining or assay. ΘΚΠ the world > the earth > structure of the earth > formation of features > convulsion > [noun] > volcanic activity > scorification scorification1755 society > occupation and work > industry > working with specific materials > working with metal > [noun] > refining > methods of calcinationc1386 calciningc1386 liquation1471 fulmination1617 cupelling1644 decrepitating1662 decrepitation1669 fulguration1676 concentration1689 cupellationa1691 scorification1755 affination1851 thermite process1905 zone melting1952 zone refining1952 zone levelling1953 1755 W. Lewis in Philos. Trans. 1754 (Royal Soc.) 48 683 The scorification and dissipation, which most of the metals suffer in the fire. 1825 ‘J. Nicholson’ Operative Mechanic 762 If..the extremity of the hook..is covered with a thin, shining, smooth crust, the scorification is perfect. 1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 172 s.v. The operation involves roasting, fusion, and scorification proper, or the formation of a slag. b. transferred. (Cf. scoria n. 2.) ΚΠ 1867 W. W. Smyth Presid. Addr. Geol. Soc. 72 We may conclude that the peridotic rocks are the most direct products of a scorification which took place at an enormously remote epoch. 1867 W. W. Smyth Presid. Addr. Geol. Soc. 73 Such is the metallurgical sense in which the scorification of the globe is intended to be understood. This entry has not yet been fully updated (first published 1910; most recently modified version published online March 2019). < |
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