1. not made less intense, severe, or monotonous; continuous and unchanging
2. not given help or assistance; not aided

Examples

• The unrelieved darkness of the cave made navigation difficult.
• She endured hours of unrelieved boredom during the long meeting.
• The desert stretched before them in unrelieved monotony.
• His unrelieved suffering continued throughout the night.
• The wall was painted in unrelieved white with no decorative elements.
• The refugees faced unrelieved hardship in the camp.
• The play’s unrelieved tragedy left the audience emotionally drained.