“surviving adult”, in relation to a deceased member of this scheme, means the member’s surviving spouse, surviving civil partner or surviving F1... partner;

“surviving civil partner”, in relation to a deceased member of this scheme, means a person who was in a civil partnership with the member at the date of the member’s death; and

“surviving spouse”, in relation to a deceased member of this scheme, means a person who was married to the member at the date of the member’s death.