{s} having no cure, cannot be medically treated, cannot be healed; cannot be reformed or changed
Not capable of being cured; beyond the power of skill or medicine to remedy; as, an incurable disease
a person whose disease is incurable unalterable in disposition or habits; "an incurable optimist" being such that a cure is impossible; "an incurable disease"; "an incurable addiction to smoking
You can use incurable to indicate that someone has a particular quality or attitude and will not change. Poor old William is an incurable romantic + incurably in·cur·ably I know you think I'm incurably nosey
If someone has an incurable disease, they cannot be cured of it. He is suffering from an incurable skin disease. + incurably in·cur·ably youngsters who are disabled, or incurably ill