A cluster of volcanic formations or activity, typically referring to a group of volcanoes located in close proximity to one another.

ज्वालामुखी समूह

English Usage: The volcanic cluster near the island is known for its frequent eruptions.

Hindi Usage: द्वीप के निकट ज्वालामुखी समूह अपने अक्सर विस्फोटों के लिए जाना जाता है।