xyst Meaning, Definition & Usage
        
            Xyst, Xys"tus noun
        
        
         (Also<
            
            -  Xyst
 - Xystus 
 
)
        
 
        
            Etymology
L.Definitions
(Anc. Arch.) A long and open portico, for athletic exercises, as wrestling, running, etc., for use in winter or in stormy weather.