1. 
   Arcboutant
   Arc`·bou`tant' noun [ French] (Architecture) A flying buttress. Gwilt.
   Found op http://www.encyclo.co.uk/webster/A/114
   
   
2. 
   Arcboutant
   • (n.) A flying buttress.
   Found op http://thinkexist.com/dictionary/meaning/arcboutant/
   
   
3. 
   Arcboutant
   In architecture an arcboutant is a flying buttress.
   Found op http://www.probertencyclopaedia.com/browse/TA.HTM
   
   

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