volcano
/vɒlˈkeɪnəʊ/noun
A type of firework that sends a fountain of sparks shooting upward.
Example sentence
- “The display ended with a volcano spraying golden sparks into the night.”
Both 'volcanoes' and 'volcanos' are accepted plurals; 'volcanoes' is far more common. Volcanoes 'erupt', and dormant ones may be described as 'sleeping'.