Dictionary entry

Lithiasis

Webster's Dictionary 1913

‖Li‐thi″a‐sis (lĭ‐thī″ȧ‐sĭs), n. [NL., fr. Gr. λιθίασισ, fr. λίθοσ stone.] (Med.) The formation of stony concretions or calculi in any part of the body, especially in the bladder and urinary passages. Dunglison.