• Volcanic Definition & Synonyms
- (a.) Produced by a volcano, or, more generally, by igneous agencies; as, volcanic tufa.
- (a.) Changed or affected by the heat of a volcano.
- (a.) Of or pertaining to a volcano or volcanoes; as, volcanic heat.
• Volcanic neck Definition & Synonyms
- () A column of igneous rock formed by congelation of lava in the conduit of a volcano and later exposed by the removal of surrounding rocks.