What is the meaning of spiritual?

noun

• A kind of religious song originated by Blacks in the southern United States.
  • synonyms: Negro spiritual

adjective

• Concerned with sacred matters or religion or the church.
  • usage: "religious texts"; "a member of a religious order"; "lords temporal and spiritual"; "spiritual leaders"; "spiritual songs"
  • synonyms: religious
• Concerned with or affecting the spirit or soul.
  • usage: "a spiritual approach to life"; "spiritual fulfillment"; "spiritual values"; "unearthly love"
  • synonyms: unearthly
• Lacking material body or form or substance. "spiritual beings"; "the vital transcendental soul belonging to the spiritual realm-Lewis Mumford
• Resembling or characteristic of a phantom.
  • usage: "a ghostly face at the window"; "a phantasmal presence in the room"; "spectral emanations"; "spiritual tappings at a seance"
  • synonyms: apparitional, ghostlike, ghostly, phantasmal, spectral