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[kal-kyuh-luh s]
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adjective Pathology.
  1. characterized by the presence of calculus, or stone.
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Origin of calculous

1400–50; late Middle English calculose, full of stones < Latin calculōsus, equivalent to calcul(us) small stone (see calculus) + -ōsus -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for calculous

Historical Examples

  • It is used in dyeing, and has been recommended in dyspepsia, calculous affections, and chronic diarrha.

    Cooley's Practical Receipts, Volume II

    Arnold Cooley

  • The Gravel Root has long had some reputation in urinary difficulties, and even in calculous affections.

  • Then an additional malady (apparently some calculous one) comes on John, and stops by him for the six remaining years of his life.

  • Hydrangea has diuretic properties and is said to have been much used by the Cherokees and early settlers in calculous complaints.

    Ginseng and Other Medicinal Plants

    A. R. (Arthur Robert) Harding

British Dictionary definitions for calculous


  1. pathol of or suffering from a calculus
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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