| 释义 |
mobilism, n. Geol.|ˈməʊbɪlɪz(ə)m|
[ad. F. mobilisme (E. Argand 1922, in XIIIe. Congrès Géol. Internat. (1924) I. 289): see mobile a., -ism.]
The hypothesis that the physical character of the earth's crust is such as to sustain great lateral movements, whereby the configurations of continents and ocean basins are changed in time. Cf. *stabilism n.
1933W. H. Bucher Deformation Earth's Crust iv. 102 We have seen already that ‘mobilism’ grants continents that are capable of drifting also the capacity for stretching and deforming. 1969tr. Physics of Solid Earth (Izvestiya Acad. Sci. U.S.S.R.) iii. 139/2 Stille, who was no supporter of mobilism, estimated the overlapping of the ocean floor along..deep-seated overthrusts to be 250 km or more for the Pliocene and Quaternary periods. 1985Nature 25 July 303/1 The sudden and stunning success of ‘mobilism’ in the plate tectonics revolution of the 1960s.
Hence ˈmobilist n., one who believes in mobilism or in its application in a particular case; also as adj.
1972Jrnl. Geol. LXXX. 36/2 The mobilist concept has been modified radically by the 1970–71 drilling results of JOIDES Leg 15. Ibid. 37/1 Both the mobilists and we agree on one point: the so-called Caribbean plate is moving eastward relative to the Atlantic, North America, and South America. 1975E. Uchupi in Nairn & Stehli Ocean Basins & Margins III. i. 50 Three origins have been proposed by the mobilists to explain the origin of the Caribbean. 1983Times Lit. Suppl. 26 Aug. 903/3 Kuhn's idea of a sudden and total switch captured the bouleversement of the change from fixist to mobilist views of the continents. |