flying buttress
US /ˈflaɪ.ɪŋ ˈbʌt.rəs/
UK /ˈflaɪ.ɪŋ ˈbʌt.rəs/
1.
arc-boutant
a specific form of buttress composed of an arch that extends from the upper part of a wall to a pier, supporting the wall by transferring the outward thrust of the vault to the pier
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The cathedral's impressive flying buttresses allowed for taller walls and larger windows.
Les impressionnants arcs-boutants de la cathédrale ont permis des murs plus hauts et des fenêtres plus grandes.
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Gothic architecture is characterized by the use of flying buttresses.
L'architecture gothique se caractérise par l'utilisation d'arcs-boutants.