What does "existence" mean?

Existence: Continued or repeated manifestation; occurrence, as of events of any kind; as, the existence of a calamity or of a state of war. The existence therefore, of a phenomenon, is but another word for its being perceived, or for the inferred possibility of perceiving it. J. S. Mill.

Additional senses

  1. 2.That which exists; a being; a creature; an entity; as, living existences.

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