Infinity (noun)

The state or quality of being infinite; the concept of something that has no limit.

Origin:

From latin infinitas, from in- ("not") + finis ("en.d")

Examples:

1. The infinity symbol represents the concept of eternity.
2. The number of stars in the universe is considered to be infinity.
3. The infinity pool seems to blend seamlessly into the ocean.
4. The concept of infinity is difficult for most people to grasp.
5. He stared at the vastness of the desert and felt a sense of infinity.