It's often used in scientific and medical terms to refer to things related to stone or rock, such as:
* Lithography: A printing process using a flat surface (like a stone) to transfer images.
* Lithology: The study of rocks.
* Lithosphere: The rigid outer layer of the Earth, composed of the crust and upper mantle.
* Lithiasis: The formation of stones (like kidney stones) in the body.