disjunction
noun /dɪsˈdʒʌŋkʃn/
  /dɪsˈdʒʌŋkʃn/
(also less frequent disjuncture 
 (formal) /dɪsˈdʒʌŋktʃə(r)/
  /dɪsˈdʒʌŋktʃər/
)- disjunction (between A and B) a difference between two things that you would expect to be in agreement with each other
- the wide disjunction between the cultural norms of his home and community and those of the school
 
Word Originlate Middle English: from Latin disjunctio(n-), from disjungere ‘disjoin’.