Definition of enfranchising:
(v) :
To grant the privilege of voting to a person or group of people.
(v) :
(transitive) To grant the franchise to an entity, specifically:
(v) :
To grant municipal or parliamentary rights to an entity such as a city or constituency.
(v) :
To grant freedom from slavery, duty or servitude.
(v) :
(property law, England and Wales, historical) to convert a copyhold estate into a freehold estate