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        managed 
      
- 
        A contact under geometry management control. 
      
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        mapped 
      
- 
        A window is said to be mapped if a map call has been performed
        on it. Unmapped windows and their inferiors are never viewable or
        visible. 
      
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        modifier keys 
      
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        SHIFT, CONTROL, META, SUPER, HYPER, ALT, Compose, Apple, CAPS LOCK,
        Shift Lock, and similar keys are called modifier keys. 
      
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        monochrome 
      
- 
        A special case of static gray, in which there are only two colormap entries.