[spir-i-choo-uh-liz-uh
m] 
| 1. | the belief or doctrine that the spirits of the dead, surviving after the mortal life, can and do communicate with the living, esp. through a person (a medium) particularly susceptible to their influence. |
| 2. | the practices or phenomena associated with this belief. |
| 3. | the belief that all reality is spiritual. |
| 4. | Metaphysics. any of various doctrines maintaining that the ultimate reality is spirit or mind. |
| 5. | spiritual quality or tendency. |
| 6. | insistence on the spiritual side of things, as in philosophy or religion. |