A cousin marriage is a marriage where the spouses are cousins (i.e. people with common grandparents or people who share other fairly recent ancestors). The practice was common in earlier times, and continues to be common in some societies today, though in some jurisdictions such marriages are prohibited.

What are double cousins called?

We like to call ourselves double cousins or half-sisters. How closely related would we actually be? Double cousin is the usual term that is used. But you are also as related as half-sisters.

What are 2 cousins married called?

In clinical genetics, consanguinity is defined as a union between two individuals who are related as second cousins or closer, with the inbreeding coefficient (F) equal or higher than 0.0156.

What is a half cousin?

: the child of a half uncle or half aunt.