Enabling Power
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
When the donor of a power, who is the owner of the estote, confers upon persons not seised of the fee the right of creating interests to take effect out of it, which could not be done by the donee of the power unless by such authority, this is called an "enabling power."
2 Bouv. Inst. no. 1928.