unrelieved

The rolling hills were beginning to lose their green tint, under a hot sun, unrelieved by rain.

He even carried a walking cane, black as ebony and unrelieved by gold or silver.

It is with this in his memory that he here sets the old and the new in unrelieved opposition to each other.

Suddenly the passage opened onto steps, and they were looking out upon a huge, unrelieved white chamber.

But these conditions were not altogether unrelieved by an incident having in it much of the ludicrous.