geode

play
noun ge·ode \ ˈjē-ˌōd \

Definition of geode

1 :a nodule of stone having a cavity lined with crystals or mineral matter
2 :the cavity in a geode

Recent Examples of geode from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geode.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of geode

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


GEODE Defined for Kids

geode

play
noun ge·ode \ ˈjē-ˌōd \

Definition of geode for Students

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

Learn More about geode


Seen and Heard

What made you want to look up geode? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

smooth or hairless

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
  • Which is a synonym of fuliginous?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!