adjective Li·as \ˈlī-əs\

Definition of Lias

chiefly British

  1. :  liassic

Origin and Etymology of lias

Lias, division of the European Jurassic, from French, from English, a limestone rock

First Known Use: 1813

Learn More about lias

Seen and Heard

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