What does "limitlessness" mean?

The property of being limitless: infiniteness, boundlessness.

What is a synonym for "limitlessness"?

Common synonyms include: boundlessness, endlessness, eternity, forever, immensity, infinite.

noun

noun ·Rare ·Advanced level

Noun

1
The property of being limitless: infiniteness, boundlessness. countable, uncountable
"The limitlessness of the heavens awes us."
2
the quality of being infinite; without bound or limit wordnet

"The limitlessness of the heavens awes us."

From limitless + -ness.