Synonyms for volcanic

Synonyms for (adjective) volcanic

Synonyms: volcanic

Definition: igneous rock produced by eruption and solidified on or near the earth's surface; rhyolite or andesite or basalt

Usage: volcanic rock includes the volcanic glass obsidian

Similar words: extrusive

Definition: of rock material; forced out while molten through cracks in the earth's surface


Synonyms: volcanic

Definition: explosively unstable

Usage: a volcanic temper

Similar words: unstable

Definition: lacking stability or fixity or firmness

Usage: unstable political conditions; the tower proved to be unstable in the high wind; an unstable world economy