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A dungeon with a trapdoor in the ceiling as its only means of entrance or exit.

[French, from oublier, to forget, from Old French oblider, from Vulgar Latin *oblītāre, from Latin oblītus, past participle of oblīvīscī; see lei- in Indo-European roots.]


(Architecture) a dungeon, the only entrance to which is through the top
[C19: from French, from oublier to forget]


(ˌu bliˈɛt)

a secret dungeon with an opening only in the ceiling.
[1810–20; < French, Middle French, <oubli(er) to forget]


a secret place of imprisonment, usually with only one opening in the top, as found in some old castles.
See also: Captivity
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.oubliette - a dungeon with the only entrance or exit being a trap door in the ceilingoubliette - a dungeon with the only entrance or exit being a trap door in the ceiling
dungeon - a dark cell (usually underground) where prisoners can be confined
References in classic literature ?
With the native sound judgment of the father of a heroine of romance, the von Berlichingen of that day shut his daughter up in his donjon keep, or his oubliette, or his culverin, or some such place, and resolved that she should stay there until she selected a husband from among her rich and noble lovers.
I found my arms swathed down my feet tied so fast that mine ankles ache at the very remembrance the place was utterly dark the oubliette, as I suppose, of their accursed convent, and from the close, stifled, damp smell, I conceive it is also used for a place of sepulture.
Oubliettes are employed as a means of kingly vengeance, and a low-born fellow such as he is would not have recourse to them.
To Pittrino he added, "His royal highness, Monsieur, who often comes into our city, will not be much pleased to see his illustrious mother so slightly clothed, and he will send you to the oubliettes of the state; for, remember, the heart of that glorious prince is not always tender.
And I should not wish you to be thrown into prison and myself into the oubliettes.
Miss Bartlett, in her room, fastened the window-shutters and locked the door, and then made a tour of the apartment to see where the cupboards led, and whether there were any oubliettes or secret entrances.
Daisy tripped about the vaulted chambers, rustled her skirts in the corkscrew staircases, flirted back with a pretty little cry and a shudder from the edge of the oubliettes, and turned a singularly well-shaped ear to everything that Winterbourne told her about the place.
The oubliette is named for good reason and represents one of the prime truths of confinement," he declares elsewhere, sounding like an Egyptian Severus Snape.
still be seen today, lying between the Keep and Black Gate, and was an oubliette (underground dungeon) in the grounds of the Castle that cost Heron PS32 to install.
23) hut (Fr: hutte), cabin (Fr: cabane 'temporary shelter'), chevet (Fr: chevet 'pillow'), counterfort (Fr: contrefort), toilet (Fr: toilette), sash (Fr: chassis), merlon (Fr: merlon), latrine (Fr: latrine), barbican (Fr: barbicane), redoubt (Fr: redoute), garderobe (Fr: garder 'keep' + robe 'robe'), emplacement (Fr: emplacement), caponier (Fr: caponniere), rampart (Fr: rempart), embrasure (Fr: embrasure), meurtriere (Fr: meurtriere 'murderess'), oubliette (Fr: oublier 'forget')
In between, she had dropped into some tomb, dungeon, oubliette.
Villon has also graced the small screen in productions such as The Oubliette (1914), a silent film starring Lon Chaney, or The Vagabond King (1956), an adaptation of Rupert Friml's light opera.