Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A small hard mass in the kidney that forms from deposits chiefly of phosphates and urates.
from The Century Dictionary.
- noun A nodule of brown ironstone, traversed by small veins of calcite.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun medicine A
calculus in thekidney .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a calculus formed in the kidney
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treeseed commented on the word kidney stone
Kidney stones, also called renal calculi, are solid concretions (crystal aggregations) of dissolved minerals in urine; calculi typically form inside the kidneys or bladder. The terms nephrolithiasis and urolithiasis refer to the presence of calculi in the kidneys and urinary tract, respectively.
_Wikipedia
Passing a kidney stone is incredibly painful.
February 4, 2008