#invisibility__invisibleness__invisiblenes  the quality of not being perceivable by the eye
  exclusion:  #visibleness
  supertype:  #physical_property  a property used to characterize physical objects
  subtype:  #inconspicuousness__inconspicuousnes  the quality of being not easily seen
     subtype:  #unnoticeableness  the quality of being not easily noticed
     subtype:  #unobtrusiveness  the quality of not sticking out in an unwelcome way

No statement uses or specializes #invisibility; click here to add one.