li·thot·ri·ty (lĭ-thŏt'rĭ-tē) n.
pl.li·thot·ri·ties A surgical procedure to pulverize stones in the urinary bladder or urethra so that they can be passed out of the body in the urine.
[From lithotritor, lithotripter, alteration (influenced by Latin trītor, pounder, grinder) of obsolete lithotriptor; see lithotripter.]