incurable

Those countries legalized euthanasia for patients terminally ill with, say, cancer, at the turn of the 21st century—then expanded it to include those who say their psychiatric conditions are incurable and unbearable.

Japan boasts about 100 million people packed mostly into a main island smaller than California, and yet the portrait of that nation painted in “Rental Family” is one of rampant, incurable loneliness.

Chace's tumour is incurable due to where it is in his brain.

MND can progress quickly and is incurable but treatment can slow deterioration.

The latter, afflicted by “the incurable disease of mediocrity,” has led a disappointing life yet still possesses a lust for it.