1. 
   Gnomonics
   Gno·mon'ics noun [ See Gnomonic .] The art or science of dialing, or of constructing dials to show the hour of the day by the shadow of a gnomon.
   Found op http://www.encyclo.co.uk/webster/G/39
   
   
2. 
   Gnomonics
   • (n.) The art or science of dialing, or of constructing dials to show the hour of the day by the shadow of a gnomon.
   Found op http://thinkexist.com/dictionary/meaning/gnomonics/
   
   
3. 
   Gnomonics
   Gnomonics is the art and theory of making sun-dials on true scientific principles.
   Found op http://www.probertencyclopaedia.com/browse/AG.HTM
   
   
4. 
   gnomonics
   1) Science of sundials
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/gnomonics/1
   
   

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