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concretion
noun
- a solidifying or being solidified
- an act or instance of concretizing
- a solidified mass; specif.,
- Geol. an inclusion in sedimentary rock, usually rounded and harder than the surrounding rock, resulting from the formation of succeeding layers of mineral matter about some nucleus, as a grain of sand
- Med. a solidified mass, usually inorganic, deposited in the body; calculus
Related Forms:
- concretionary adjective
See concretion in American Heritage Dictionary 4
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