lithify
/ˈlɪθɪfaɪ/
verb
- To turn into rock or become rock-like through natural processes like pressure and mineral changes.
- Over millions of years, layers of sand and mud slowly lithify into sandstone and shale.
- Geologists study how different types of sediment lithify under varying conditions.
- The soft sediment began to lithify as more material piled on top of it.
Antonyms