#irrelevance  the lack of a relation of something to the matter at hand
  exclusion:  #relevance
  supertype:  #unconnectedness  the lack of a connection between things
  subtype:  #inapplicability  irrelevance by virtue of being inapplicable to the matter at hand
  subtype:  #immateriality  complete irrelevance requiring no further consideration

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