ex·is·tence 
(ĭg-zĭstəns)
(ĭg-zĭstəns)n.
1. The fact or state of existing; being.
2. The fact or state of continued being; life: our brief existence on Earth.
3.
a. All that exists: sang the beauty of all existence.
b. A thing that exists; an entity.
4. A mode or manner of existing: scratched out a meager existence.
5. Specific presence; occurrence: The Geiger counter indicated the existence of radioactivity.
Synonyms: existence, actuality, being
These nouns denote the fact or state of existing: laws in existence for centuries; an idea progressing from possibility to actuality; a nation that came into being after much turmoil.
These nouns denote the fact or state of existing: laws in existence for centuries; an idea progressing from possibility to actuality; a nation that came into being after much turmoil.