relationship in WordNet English dictionary

1. (anthropology) relatedness or connection by blood or marriage or adoption
   kinship  family relationship  relationship 
   
2. a relation between people; (`relationship' is often used where `relation' would serve, as in `the relationship between inflation and unemployment', but the preferred usage of `relationship' is for human relations or states of relatedness)
   "the relationship between mothers and their children"
   relationship  human relationship 
   
3. a state of connectedness between people (especially an emotional connection)
   "he didn't want his wife to know of the relationship"
   relationship 
   
4. a state involving mutual dealings between people or parties or countries
   relationship