English Dictionary

liassic

adj

(geology) Alternative letter-case form of Liassic / Consisting of or pertaining to lias (blue limestone).

The liassic rocks are known for their distinctive fossilized remains.

意味（1）

(geology) Alternative letter-case form of Liassic

Although in lithological characters almost every variety of rock seems to exist in the central axis of that chain, yet in fact it is composed of Jurassic and liassic deposits, lifted up ten thousand feet […].

意味（2）

Consisting of or pertaining to lias (blue limestone).

The top of a liassic stone wall/foundation, probed to a depth of 1.5 m, was recorded from 50 cm deep.