periglacialadj.
/ˌpɛrɪˈɡleɪʃl/, /ˌpɛrɪˈɡleɪsɪəl/, U.S. /ˌpɛrəˈɡleɪʃ(ə)l/ Geomorphology.
Characteristic of or designating an area where the influence of an adjacent ice sheet or glacier, or the action of freezing and thawing, is or has been a dominant factor in forming or modifying the landscape; designating the processes or conditions which prevail in such situations.
ΘΚΠ
the world > the earth > structure of the earth > structural features > [adjective] > type of zone
infraglacial1894
intraglacial1895
anamorphic1904
periglacial1923
orocratic1924
pediocratic1924
Thulean1925
palaeogeomorphic1945
1923 Geografiska Annaler 5 150 The dunes have thus developed in a periglacial situation.., and accordingly it lies nearest at hand to explain them as having been caused by foehn-like winds coming from the land-ice.
1954 Sci. News 33 67 The processes of earth sculpture operating in periglacial conditions..produce deposits and landforms of a special type.
1993 Forestry 66 154 The stagnohumic gleys have developed on compact periglacial drift deposits overlying massive mudstones.
Derivatives
periˈglacially adv. in or by a periglacial environment.
ΘΚΠ
the world > the earth > structure of the earth > structural features > [adverb] > type of zone
subglacially1873
periglacially1941
1941 Trans. Royal Soc. Edinb. 60 406 The Thames lay periglacially to the ice-sheets of East Anglia.
1989 Quaternary Engin. Geol. 22 343 There are complex, periglacially disturbed ground conditions.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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adj.1923