What is revenant means?

Revenant refers to a ghost, spirit, or undead person who has returned from the dead for a specific purpose. In many cultures, revenants are believed to have the ability to haunt the living and seek revenge or complete unfinished business. The concept of revenants has been prevalent in folklore and mythology for centuries, with various interpretations depending on each culture's beliefs. In popular culture, the term "revenant" has been used to describe a zombie-like creature or a person who has been resurrected from the dead. The word "revenant" is derived from the Old French word "revenir," meaning "to return" or "to come back."