1. 
   Gammadion
   Gam·ma'di·on noun A cross formed of four capital gammas, formerly used as a mysterious ornament on ecclesiastical vestments, etc. See Fylfot .
   Found op http://www.encyclo.co.uk/webster/G/7
   
   
2. 
   Gammadion
   • (n.) A cross formed of four capital gammas, formerly used as a mysterious ornament on ecclesiastical vestments, etc. See Fylfot.
   Found op http://thinkexist.com/dictionary/meaning/gammadion/
   
   
3. 
   gammadion
   gammadion A pattern consisting of four capital Greek gammas (tetra-gammadion), especially when joined at the center to form a swastika or a very old symbol used by many ancient cultures.
   Found op http://www.wordinfo.info/words/index/info/view_unit/882/
   
   

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