i Register
In some senses, lias is marked as obsolete. Watch for register when choosing this word.
lias
/ˈliəs/
name 3noun 2
Definitions
noun
1
A type of blue limestone present in parts of southern England and Wales.
2
Alternative letter-case form of Lias.
name
1
A stratigraphic group from the lower Jurassic of Western Europe, consisting of thin layers of blue limestone.
2
The lower Jurassic.
3
A surname.
Your note
not saved0 chars