Manifestation

1. The act of manifesting or disclosing, or the state of being manifested; discovery to the eye or to the understanding.
2. That which manifests; a phenomenon which gives evidence of something hidden; exhibition; display; revelation; as, the manifestation of God's power in creation; the delayed manifestation of a disease.
3. The materialization or apparition of a spirit; -- a phenomenon claimed to be seen by spiritualists.