fulgurite

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noun ful·gu·rite \ˈfu̇l-g(y)ə-ˌrīt, ˈfu̇l-jə-, ˈfəl-\

Definition of fulgurite

  1. :  an often tubular vitrified crust produced by the fusion of sand or rock by lightning

Origin and Etymology of fulgurite

International Scientific Vocabulary, from Latin fulgur


First Known Use: 1834


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WORD OF THE DAY

to cast off or become cast off

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