volcanic bomb

English

Noun

volcanic bomb (plural volcanic bombs)

  1. A tephra, larger than 64 mm (2.5 inches) in diameter, formed when a volcano ejects viscous fragments of lava during an eruption.
    (Can we find and add a quotation of Charles Darwin to this entry?)

Synonyms

This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.