universe
Definitions
All existing matter, energy, space, and time considered as a whole.
The totality of all things that exist, including the earth and the heavens.
A particular sphere of activity, interest, or experience.
Examples
The universe is constantly expanding at an accelerating rate.
She felt like the smallest person in the entire universe while looking up at the night sky.
Scientists are still trying to uncover the mysteries of how our universe began.