Renal calculus

1.

(Med.) an abnormal concretion formed in the excretory passages of the kidney, composed primarily of calcium oxalates and phosphates; - also called kidney stone, nephrolith, and nephritic calculus (an obsolete term).

Noun

1.

renal calculus - a calculus formed in the kidney Synonyms: kidney stone, nephrolith, urinary calculus

calculus, concretion, kidney stone, nephrolith, urinary calculus