1. 
   Atterration
   At`ter·ra'tion noun The act of filling up with earth, or of forming land with alluvial earth. [ Obsolete]
   Found op http://www.encyclo.co.uk/webster/A/142
   
   
2. 
   Atterration
   • (n.) The act of filling up with earth, or of forming land with alluvial earth.
   Found op http://thinkexist.com/dictionary/meaning/atterration/
   
   

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