glacièren.
An ice-cave.
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the world > the earth > water > ice > body of ice > glacier > [noun] > hollow at lower end
ice cave1810
glacière1865
1865 G. F. Browne Ice-caves iv. 46 The upper glacière of the Pré de S. Livres.
1879 Encycl. Brit. X. 270/1 Cases..occur where ice forms in caverns (glacières) even in warm and comparatively low districts.
This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018).
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n.1865