Heir by adoption
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
An adopted child, "who is in a limited sense made an heir, not by the law, but by the contract evidenced by the deed of adoption."
In re Sessions' Estate, 70 Mich. 297, 38 N. W. 249, 14 Am. St. Rep. 500.