Definition of lithic

• a. - Of or pertaining to stone; as, lithic architecture.
• a. - Pertaining to the formation of uric-acid concretions (stone) in the bladder and other parts of the body; as, lithic diathesis.
• n. - A medicine which tends to prevent stone in the bladder.
• a. - Pertaining to or denoting lithium or some of its compounds.