lycanthrope

noun
  1. a person who is believed to be able to transform into a wolf or wolf-like creature, especially in folklore and mythology
  2. Usage: often used in fantasy and horror contexts; from Greek lykos (wolf) + anthropos (human)
  3. a person suffering from lycanthropy, a psychological disorder in which the patient believes themselves to be a wolf or wolf-like animal
  4. Usage: medical/psychiatric usage; rare

Examples