#regularity  the quality of being characterized by a fixed principle or rate; "he was famous for the regularity of his habits"
  exclusion:  unregularity
  supertype:  quality  an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare
  subtype:  cyclicity  the quality of recurring at intervals
     subtype:  regular_recurrence__regularrecurrence__rhythm  recurring at regular intervals
        subtype:  cardiac_rhythm__cardiacrhythm__heart_rhythm__heartrhythm  the rhythm of a beating heart
           subtype:  atrioventricular_nodal_rhythm__nodal_rhythm__nodalrhythm  the normal cardiac rhythm when the heart is controlled by the atrioventricular node
  subtype:  methodicalness__orderliness  the quality of appreciating method and system
     subtype:  organization.methodicalness__organisation__system  an ordered manner; orderliness by virtue of being methodical and well organized; "his compulsive organization was not an endearing quality"; "we can't do it unless we establish some system around here"
  subtype:  uniformity  a condition in which everything is regular and unvarying
     subtype:  homogeneity  the quality of being of uniform throughout in composition or structure
  subtype:  invariability__evenness  a quality of uniformity and lack of variation
  subtype:  even_spacing  regularity of spacing
  subtype:  steadiness  the quality of being steady--regular and unvarying

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