As used in this part:
(1) "District court" means the district court with proper jurisdiction over the minor child.
(2) "Grandchild" means the minor child with respect to whom a grandparent is seeking visitation rights under this part.
(3) "Grandparent" means an individual whose child, either by blood, marriage, or adoption, is the parent of the grandchild.
(4) "Individual other than a parent" means an individual who is not a parent and is related to the minor child by marriage or blood, including:
(a) siblings;
(b) aunts;
(c) uncles;
(d) grandparents;
(e) current or former step-parents; or
(f) any of the individuals described in Subsections (4)(a) through (d) in a step relationship to the minor child.