IC 31-9-2-117.3 : "Sibling"
(1) a brother or sister by blood, half-blood, or adoption; and
(2) any other individual who would be considered a sibling if parental rights had not been terminated.
As added by P.L.133-2008, SEC.8. Amended by P.L.58-2009, SEC.2; P.L.104-2015, SEC.11.