1 : a particular manner of connectedness
2 : an abstraction belonging to or characteristic of two entities or parts together
3 : a state of connectedness between people (especially an emotional connection)
4 : a state involving mutual dealings between people or parties or countries
5 : (anthropology) relatedness or connection by blood or marriage or adoption
6 : a close connection marked by community of interests or similarity in nature or character
7 : 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)