[ lith-uh-trip-ter ]
/ ˈlɪθ əˌtrɪp tər /


a device used for fragmenting kidney stones with ultrasound waves.

Origin of lithotripter

1815–25; respelling, with -er1, of litho(n)triptor instrument for crushing kidney stones, pseudo- L derivative (cf. captor, raptor) of litho(n)triptic, ultimately based on the Greek phrase (phármaka tôn en nephroîs) líthōn thryptiká (drugs) breaking up stones (in the kidneys); trip- by association with Greek trī́bein to rub, knead, pound (verbal adjective trīptós) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for lithotripter

/ (ˈlɪθəˌtrɪptə) /


a machine that pulverizes kidney stones by ultrasound as an alternative to their surgical removal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for lithotripter

[ lĭthə-trĭp′tər ]


A device that pulverizes kidney stones by passing shock waves through a water-filled tub in which the patient sits. The procedure creates stone fragments small enough to be expelled in the urine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.