- of or relating to Luther, adhering to his doctrines, or belonging to one of the Protestant churches that bear his name.
- a follower of Luther or an adherent of his doctrines; a member of the Lutheran Church.
- a follower of Martin Luther or a member of a Lutheran Church
- of or relating to Luther or his doctrines, the most important being justification by faith alone, consubstantiation, and the authority of the Bible
- of or denoting any Protestant Church that follows Luther's doctrines
