| 释义 |
palinspastic, a. Geol.|pælɪnˈspæstɪk|
[f. Gr. πάλιν again + σπαστικ-ός drawing in (see spastic a.).]
Of a map or the like: representing layers of rock as returned to their supposed former positions. Hence palinˈspastically adv., by means of such maps; palinˈspastics n. pl., the production of such maps.
1937G. M. Kay in Bull. Geol. Soc. Amer. XLVIII. 291 The resulting map displays the several slices in their conceived relative positions... The name palinspastic..is proposed for base maps of this character. 1945Bull. Amer. Assoc. Petroleum Geologists XXIX. 426 Palinspastics concern the placement of rocks in their relative original positions. Ibid. 435 Palinspastic maps..have been used to illustrate concepts of continental drift and of intracontinental movements in the development of mountain systems. 1969J. F. Dewey in M. Kay N. Atlantic xxiv. 331/2 No attempt was made in Figures 2 and 3 to reconstruct palinspastically the original shape of the paratectonic cover sequence, in terms of thickness or extent. 1971Nature 2 Apr. 319/1 Fig. 2 is an upper Palaeocene palinspastic reconstruction of Fig. 1. |