- a calcareous concretion formed in the soft tissue about a joint, in the pinna of the ear, etc., especially in gout; a gouty deposit.
Origin of tophus
1545–55; < Latin tōphus, tōfus tufa
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tophus
Historical Examples of tophus
In the time of the kings of Rome the stones were squared, and were of tufa, lapis ruber, tophus.Rambles in Rome
S. Russell Forbes
- pathol a deposit of sodium urate in the helix of the ear or surrounding a joint: a diagnostic of advanced or chronic goutAlso called: chalkstone
Word Origin for tophus
C16: from Latin, variant of tōfus tufa, tuff
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
- A deposit of urates in the skin and tissue around a joint or in the external ear.
- Dental calculus; tartar.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.