Definition: Marital and cohabitational status
Marital status is sub-divided into single; married; divorced and widowed.
Marital status is the de jure, or legal, status of the person.
The cohabitational status is the de facto family status of the person, i.e. how they actually live and behave.
Eurostat, "Guidelines and table programme for the Community programme of population and housing censuses in 2001, Vol. 2: Table Programme", Office for Official Publications of the European Communities, Luxembourg, 1999