Collective Apparitions - A collective apparition happens when more than one living person sights a ghost or spirit at the same time.
Collective Unconscious - Collective unconscious was a term to describe a form of analytical psychology developed by Carl Jung. It represents the collective memory of all humanity's past and is held somewhere inside the unconscious mind.
Conjure - Conjure is an act to summon a spirit to manifest itself for a desired task or to answer questions.
Corpse Candles - a corpse candle is a term referring to the balls of fire lights that dance above the ground.
Crisis Apparitions - A crisis apparition is the vision of someone that will appear during waking hours or in a dream at the moment of a crisis.
Dowsing - Dowsing is the ability to seek answers and interpret them by using rods or a pendulum. Dowsing is widely used as a simple, but effective, way of searching for anything from lost coins, water, and geophysical surveys to ghosts.
Earthlights - Earthlights are balls of lights or variable patches of lights appearing randomly and with no explanation as to what causes them.
Ectoplasm - Ectoplasm is a solid or vaporous substance, which is produced by a medium during a trance to reach the deceased. Most reports of ectoplasm were revealed to be hoaxes. The medium would take cheesecloth and rig it to drop from a part of the body (the nose, mouth or ears). Some mediums even swallowed the cheesecloth and then regurgitated it later on during the seance.
Ectoplasmic Mist - An ectoplasmic mist will usually show up in a photo as a misty white cloud to indicate the presence of a spirit. The mist is not seen when the picture is taken. These mists can vary in color from gray, black, red and green.
Elemental Spirits - An elemental spirit is one that is associated with one of the four elements, fire, air, water, and earth.