adj.

1. of, pertaining to, or consisting of spirit; incorporeal
2. of or pertaining to the spirit or soul, as distinguished from the physical nature: a spiritual approach to life.
3. closely akin in interests, attitude, outlook, etc.:the professor’s spiritual heir in linguistics.
4. of or pertaining to spirits or to spiritualists
5. of or pertaining to the spirit as the seat of the moral or religious nature.
6. of or pertaining to sacred things or matters
7. of or belonging to the church; ecclesiastical
8. of or relating to the mind or intellect.