English · Nature & Environment

volcano

/vɒlˈkeɪ.noʊ/

[/vɒlˈkeɪ.noʊ/]

molten-rock mountain

Intermediatenoun

Definition

A mountain with an opening through which molten rock, ash, and gas erupt from below.

Example

The volcano sent a towering column of ash into the sky, darkening the surrounding region.

The volcano sent a towering column of ash into the sky, darkening the surrounding region.

Etymology

From Italian 'vulcano', from Vulcan, the Roman god of fire.

How & Where It’s Used

Named after Vulcan; describes both the mountain and the eruption site.

Watch “molten-rock mountain” pronunciation on YouTube
disastergeology

Related Terms