volcanic lightning
Noun
Meaning
volcanic lightning (uncountable)
(volcanology, meteorology) Electrical discharge that occurs during a volcanic eruption, caused by a build-up of static electricity in colliding ejecta (such as ash and debris).
Noun
volcanic lightning (uncountable)
(volcanology, meteorology) Electrical discharge that occurs during a volcanic eruption, caused by a build-up of static electricity in colliding ejecta (such as ash and debris).