1. 
   Silundum
   Si·lun'dum noun [ Trade name] A form of silicon carbide, produced in the electric furnace, possessing great hardness, and high electrical resistance, and not subject to oxidation below 2880° F., or 1600° C.
   Found op http://www.encyclo.co.uk/webster/S/103
   
   
2. 
   Silundum
   • (n.) A form of silicon carbide, produced in the electric furnace, possessing great hardness, and high electrical resistance, and not subject to oxidation below 2880
   Found op http://thinkexist.com/dictionary/meaning/silundum/
   
   

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