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单词 malvernian
释义

Malvernianadj.n.

Brit. /mɔːlˈvəːnɪən/, /mɒlˈvəːnɪən/, U.S. /mɔlˈvərniən/, /mɑlˈvərniən/
Origin: From a proper name, combined with an English element. Etymons: proper name Malvern , -ian suffix.
Etymology: < the name of the Malvern Hills in Hereford and Worcester, England + -ian suffix.
Chiefly Geology.
Of, relating to, or characteristic of the Malvern Hills; spec. (a) designating a Precambrian series of plutonic rocks that forms most of the hills; also used as n. (usually with the); (b) designating a north–south orientation like that of the hills.
ΘΚΠ
the world > the earth > structure of the earth > structural features > [adjective] > specific direction
Malvernian1879
hercynian1904
Caledonoid1913
the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > pre-Cambrian > specific
Huronian1854
Lewisian1859
Archaean1872
Torridon1873
Keweenawan1876
Pebidian1877
Malvernian1879
Longmyndian1887
Torridonian1893
Moinian1938
Laxfordian1950
1879 Q. Jrnl. Geol. Soc. 35 654 The contained pebbles..consist of quartzite, quartz, gneiss, mica-schist, red felspar, and granitoid rock. This assemblage strongly suggests derivation from the Malvernian series represented at Primrose Hill.
1899 Proc. Geologists' Assoc. 15 426 The strike of the axes of the main folding of the country [around Stourbridge] is first north and south, in continuation of the main axes of the Malvern ridge (Malvernian folding), but at Abberley Hill it swings round almost at right angles to this direction, the axes now striking from west to east (Hercynian or Mercian folding).
1948 L. J. Wills Palaeogeogr. Midlands ii. 7 The distribution of the Malvernian away from Malvern itself is quite unknown.
1969 G. M. Bennison & A. E. Wright Geol. Hist. Brit. Isles iii. 68 The Malvernian is composed predominantly of metamorphosed igneous rocks, diorites and gabbros.
1969 G. M. Bennison & A. E. Wright Geol. Hist. Brit. Isles x. 248 (heading) Structures of Malvernian trend.
1978 B. Chapman Clarke's Analyt. Archaeol. (ed. 2) x. 431 A group showing a small local distribution involving..Savernake pottery, Malvernian Roman pottery.
This entry has been updated (OED Third Edition, June 2000; most recently modified version published online March 2022).
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adj.n.1879
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