the GNU version of the Collaborative International Dictionary of English
n. One who sanctifies, or makes holy; specifically, the Holy Spirit.
The Century Dictionary and Cyclopedia
n. One who sanctifies or makes holy; specifically [capitalized], in theology, the Holy Spirit.
Word Usage
"Self, my dear Lucy, is a very wicked thing; a sanctifier, if one would give way to its partialities, of actions, which, in others, we should have no doubt to condemn."