单词 | palaeic |
释义 | palaeicpaleicadj. Geology. Relating to or designating the earth's land surface as it existed before glacial erosion (the preglacial peneplain).Chiefly used with reference to the Quaternary glaciation of northern Europe. ΚΠ 1901 H. Reusch in Norges Geol. Undersøgelse No. 32 Aarbog 1900 ) 241 In countries where the contrast between the old and the new forms of the landscape is well pronounced, it may be convenient to have a word for the original relief as opposed to the later forms of denudation. As an expression of this kind I have used in my paper the words ‘palæic surface’ for the old surface. With regard to Norway I am inclined to define it more closely as that surface which existed..before the quaternary period,..the tertiary surface. 1922 Geografiska Annaler 4 4 The Palaeic valleys in Jotunheim cannot be characterized as glacial troughs; the transverse profiles are open, the sides not steep, and the tributary valleys not hanging. 1963 D. W. Humphries & E. E. Humphries tr. H. Termier & G. Termier Erosion & Sedimentation v. 121 The Gudbrandsdal..falls into Lake Mjøs having crossed the Paleic surface in the region of the Sparagmite. 1996 A. M. Hall in N. F. Glasser & M. R. Bennett Quaternary Cairngorms Field Guide ii. 15 The scenery of the Cairngorms is dominated by two generations of relief..: an older or paleic relief comprising the rolling slopes of the plateau and the younger glacial forms, including troughs, corries and cliffs, which are cut into the paleic surface. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < |
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