geode

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noun ge·ode \ˈjē-ˌōd\

Definition of geode

  1. 1 :  a nodule of stone having a cavity lined with crystals or mineral matter

  2. 2 :  the cavity in a geode

Origin and Etymology of geode

Latin geodes, a gem, from Greek geōdēs earthlike, from earth


First Known Use: circa 1732


GEODE Defined for Kids

geode

play
noun ge·ode \ˈjē-ˌōd\

Definition of geode for Students

  1. :  a stone with a hollow space inside lined with crystals or mineral matter


Learn More about geode


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