Fulgurite Definition

fo͝olgyə-rīt, -gə-, fŭl-
noun
A glassy substance, usually tube-shaped, formed by fusion when sand, rock, etc. are struck by lightning.
Webster's New World

Other Word Forms of Fulgurite

Noun

Singular:
fulgurite
Plural:
fulgurites

Origin of Fulgurite

  • Latin fulgur lightning fulgurate –ite

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin fulgur.

    From Wiktionary

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fulgurite