| 释义 |
malleation|mælɪˈeɪʃən|
[ad. late L. malleātiōn-em, f. malleāre: see malleate v.]
1. The action of malleating or condition of being malleated. Now rare.
1596Plat Jewell-ho. iii. 85 Abiding both the touch, malleation, and coppell. 1610B. Jonson Alch. ii. v, Svb. What's the proper passion of Mettalls? Fac. Malleation. 1696J. Edwards Demonstr. Exist. God i. 139 An ounce of it may be so extended by malleation, that it will take up ten acres. 1796Kirwan Elem. Min. (ed. 2) II. 104 An agglutinated mass susceptible of Malleation.
fig.1654Gayton Pleas. Notes iii. i. 67 His Squire, who by often malleations..and threshings, might in good time be beaten out into the forme of a gentileman. 1792Sir P. Francis Let. 21 Jan. in Burke's Corr. (1844) III. 377 Some of us..have been humming our brains for an inscription; but what signifies malleation without fire?
2. A mark or dent resembling one produced by hammering on metal.
1881Watson in Jrnl. Linn. Soc. XV. 246 Besides the larger system of malleations there is a second system a good deal smaller and more irregular.
3. Path. A convulsive disorder characterized by the hammering one part of the body against another; occurring as a symptom in chorea and insanity.
1822–34Good's Study Med. (ed. 4) III. 394 The convulsion is often accompanied with a peculiar kind of percussion..resembling the malleation we have already had occasion to describe. 1899Allbutt's Syst. Med. VIII. 106 A patient may be constantly making bowing movements (salutation spasm), or hammering (malleation). |