deathless

adjective

1. not subject to death; immortal: the belief that the human soul is deathless.
2. unceasing; perpetual: his deathless devotion to the cause.
3. likely to endure because of superior quality, timelessness, etc. (sometimes used ironically): deathless prose.

adjective

1. immortal, esp because of greatness; everlasting

adj.

1580s, from death + -less. Related: Deathlessly; deathlessness.