Bible Dictionaries
Liassic

Webster's Dictionary

(1):

(a.) Of the age of the Lias; pertaining to the Lias formation.

(2):

(n.) Same as Lias.

Bibliography Information
Webster, Noah. Entry for 'Liassic'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​l/liassic.html. 1828.