What is "necronaut"

Necronaut is a term derived from the Greek words nekros (νεκρός), meaning "corpse" or "dead", and nautes (ναύτης), meaning "sailor". It may refer to:

• A person who experiments with near-death experiences in order to explore the underworld.
• A member of the International Necronautical Society.
• A character template for a Euthanatos mage in the role-playing game Mage: The Ascension.
• Necronauts, a 2000 AD comic strip, created by Gordon Rennie and Frazer Irving.