concretion
noun
con·cre·tion
kän-ˈkrē-shən 
kən-
1
: something concreted: such as
a
: a hard usually inorganic mass (such as a bezoar or tophus) formed in a living body
b
: a mass of mineral matter found generally in rock of a composition different from its own and produced by deposition from aqueous solution in the rock
2
: the act or process of concreting : the state of being concreted
concretion of ideas in a hypothesis
Examples of concretion in a Sentence
Recent Examples on the Web
Henderson said the concretion helped preserve the skin, preventing even bacteria from breaking it down.
—
Jeanne Timmons, Ars Technica, 25 Jan. 2023
The head of the ankylosaur still partly encased in the concretion it was discovered in.
—Jeanne Timmons, Ars Technica, 25 Jan. 2023
The concretions preserved the soft-bodied organism from further decay, but unfortunately the fossils are often flattened due to the weight of the overlying sediment.
—David Bressan, Forbes, 18 Apr. 2023
In the mud layers deposited around 300 million years ago at the bottom of a basin, marine organisms are preserved inside carbonate concretions.
—David Bressan, Forbes, 18 Apr. 2023
During excavations, the archaeologists found Spanish silver coins concreted into the shapes of the sacks that once contained them and recovered a cup attached to a large, unidentified concretion weighing about 100 pounds.
—Michael Bawaya, Discover Magazine, 29 Apr. 2015
This fossil was preserved in a concretion—a sedimentary structure that tends to form around fossil material—and was discovered by chance at the end of a frustratingly fruitless series of digs.
—Jeanne Timmons, Ars Technica, 6 June 2022
The complete shape of sharks could be represented in the fossils, Colleary said, because of the way they were encased in a mineral formation called a concretion.
—Peter Krouse, cleveland, 7 Feb. 2022
But paleontologists can also search for concretions, or rocks that form around cores of ancient bone.
—National Geographic, 24 Oct. 2019
Jeanne Timmons, Ars Technica, 25 Jan. 2023
The head of the ankylosaur still partly encased in the concretion it was discovered in.
—Jeanne Timmons, Ars Technica, 25 Jan. 2023
The concretions preserved the soft-bodied organism from further decay, but unfortunately the fossils are often flattened due to the weight of the overlying sediment.
—David Bressan, Forbes, 18 Apr. 2023
In the mud layers deposited around 300 million years ago at the bottom of a basin, marine organisms are preserved inside carbonate concretions.
—David Bressan, Forbes, 18 Apr. 2023
During excavations, the archaeologists found Spanish silver coins concreted into the shapes of the sacks that once contained them and recovered a cup attached to a large, unidentified concretion weighing about 100 pounds.
—Michael Bawaya, Discover Magazine, 29 Apr. 2015
This fossil was preserved in a concretion—a sedimentary structure that tends to form around fossil material—and was discovered by chance at the end of a frustratingly fruitless series of digs.
—Jeanne Timmons, Ars Technica, 6 June 2022
The complete shape of sharks could be represented in the fossils, Colleary said, because of the way they were encased in a mineral formation called a concretion.
—Peter Krouse, cleveland, 7 Feb. 2022
But paleontologists can also search for concretions, or rocks that form around cores of ancient bone.
—National Geographic, 24 Oct. 2019
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'concretion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near concretion
Cite this Entry
“Concretion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/concretion. Accessed 19 Apr. 2024.
Copy CitationKids Definition
concretion
noun
con·cre·tion
kän-ˈkrē-shən
kən-
1
: a hard usually inorganic mass formed in a living body
2
: a lump or egg-shaped mass of mineral matter found in rock of different composition
Medical Definition
concretion
noun
con·cre·tion
kän-ˈkrē-shən, kən-
: a hard usually inorganic mass (as a tophus) formed especially from mineral salts in a living body
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