Difference between Incurable and Inalterable

Incurable

Part of speech: adjective

Definition: Of an illness, condition, etc, that cannot be cured.

Part of speech: noun

Definition: One who cannot be cured.

Example sentence: If your doctor tells you you have a rare disease that he or she has never seen, if you've got an incurable cancer, boy, don't accept that. You know, go and get a second opinion.

Inalterable

Part of speech: adjective

Definition: That cannot be altered.