1. a sudden violent release of lava, gas, and ash from a volcano
2. a sudden appearance of spots, rashes, or other marks on the skin
Usage: medical
3. a sudden violent occurrence or outburst of something

Examples

• The volcanic eruption destroyed several villages.
• Mount Vesuvius had a major eruption in 79 AD.
• The doctor examined the skin eruption on her arm.
• He developed an eruption after eating shellfish.
• There was an eruption of laughter in the classroom.
• The eruption of violence shocked the peaceful community.
• An eruption of cheers followed the winning goal.