from The Century Dictionary and Cyclopedia

  • n. In geology, a division of the Jurassic system in France and the Jura, equivalent to the upper half of the English Corallian series. It is subdivided into an upper or Astartian and a lower or Rauracian substage.


Sorry, no etymologies found.


Sorry, no example sentences found.

Wordnik is becoming a not-for-profit! Read our announcement here.


Log in or sign up to get involved in the conversation. It's quick and easy.