eruption has definitions from the field of medicine
1
[ noun ] the sudden occurrence of a violent discharge of steam and volcanic material

Used in print

(Bruce Palmer, "My Brother's Keeper", Many Are...)

The figure in the corner belched loudly , a deep , liquid eruption .

2
[ noun ] a sudden very loud noise

Related terms

noise water_hammer blast bang

3
[ noun ] (of volcanos) pouring out fumes or lava (or a deposit so formed)

Related terms

action vent erupt spew

4
[ noun ] (medicine) any red eruption of the skin
5
[ noun ] (medicine) symptom consisting of a breaking out and becoming visible
6
[ noun ] a sudden violent spontaneous occurrence (usually of some undesirable condition)

Synonyms

outbreak irruption

Examples

"the outbreak of hostilities"

7
[ noun ] the emergence of a tooth as it breaks through the gum

Related terms

emergence erupt

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