1. 
   Ypsiloid
   Yp'si·loid adjective (Anat.) In the form of the letter Y ; Y- shaped.
   Found op http://www.encyclo.co.uk/webster/Y/7
   
   
2. 
   ypsiloid
   <anatomy> In the form of the letter Y; Y-shaped. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?ypsiloid
   
   
3. 
   Ypsiloid
   • (a.) In the form of the letter Y; Y-shaped.
   Found op http://thinkexist.com/dictionary/meaning/ypsiloid/
   
   

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