entity

/ˈɛntɪti/
noun
  1. Something that exists as a single, separate, and independent thing, such as a person, organization, or object.
    • The company is a separate legal entity from its owners.
    • In the story, the ghost was a mysterious entity that haunted the house.
    • Each country is a political entity with its own government.
  2. A being or existence, especially one that is not physical or is difficult to define.
    • In the video game, players fight against a dark entity that threatens the world.
    • Some people believe in spiritual entities like angels or demons.
    • The concept of time is an abstract entity that we cannot touch.