Souterrain Definition
so͝otə-rān
noun
An underground passageway, chamber, or series of chambers, sometimes having a roof of stone slabs, built as part of an ancient settlement or fort, especially in the British Isles.
American Heritage
Other Word Forms of Souterrain
Noun
Singular:
souterrainPlural:
souterrainsOrigin of Souterrain
-
Earlier any underground passage or storeroom from French from Old French sozterrain (formed on the model of Latin subterrāneus underground) soz under (from Latin subtus) (from sub upo in Indo-European roots) terre earth (from Latin terra ters- in Indo-European roots)
From American Heritage Dictionary of the English Language, 5th Edition
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