Oubliette definition

o͝oblē-ĕt
A dungeon with a trapdoor in the ceiling as its only means of entrance or exit.
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A concealed dungeon having a trap door in the ceiling as its only opening.
noun
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A dungeon only accessible by a trapdoor at the top. [from 18th c.]
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Other Word Forms

Noun

Singular:
oubliette
Plural:
oubliettes

Origin of oubliette

  • French from oublier to forget from Old French oblider from Vulgar Latin oblītāre from Latin oblītus past participle of oblīvīscī lei- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Borrowing from French oubliette, from oublier (“to forget").

    From Wiktionary