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concretion

[kon-kree-shuh n, kong-] /kɒnˈkri ʃən, kɒŋ-/
noun
1.
the act or process of concreting or becoming substantial; coalescence; solidification.
2.
the state of being concreted.
3.
a solid mass formed by or as if by coalescence or cohesion:
a concretion of melted candies.
4.
anything that is made real, tangible, or particular.
5.
Pathology. a solid or calcified mass in the body formed by a disease process.
6.
Geology. a rounded mass of mineral matter occurring in sandstone, clay, etc., often in concentric layers about a nucleus.
Origin
1535-1545
1535-45; < Latin concrētiōn- (stem of concrētiō). See concrete, -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for concretions
  • concretions are often ovoid or spherical in shape, although irregular shapes also occur.
  • concretions form within layers of sedimentary strata that have already been deposited.
  • concretions are usually similar in color to the rock in which they are found.
British Dictionary definitions for concretions

concretion

/kənˈkriːʃən/
noun
1.
the act or process of coming or growing together; coalescence
2.
a solid or solidified mass
3.
something made real, tangible, or specific
4.
any of various rounded or irregular mineral masses formed by chemical precipitation around a nucleus, such as a bone or shell, that is different in composition from the sedimentary rock that surrounds it
5.
(pathol) another word for calculus
Derived Forms
concretionary, adjective
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
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Word Origin and History for concretions

concretion

n.

by 1670s, from French concrétion, from Latin concretionem (nominative concretio), from concretus (see concrete).

Online Etymology Dictionary, © 2010 Douglas Harper
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concretions in Medicine

concretion con·cre·tion (kən-krē'shən)
n.
A solid mass, usually composed of inorganic material, formed in a cavity or tissue of the body; a calculus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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15
19
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