deathlessness

uncountable usually

The state of being deathless; eternity; immortality.

Japanese Meaning

不死 / 永遠 / 不滅

Many philosophers have grappled with the concept of deathlessness when imagining a world without end.

多くの哲学者は、終わりのない世界を想像するときに不死性という概念に取り組んできた。

Sense（1）

The state of being deathless; eternity; immortality.

deathlessnesses

（ plural ）