concretion definition - Dictionary

Dictionary

con·cre·tion [ kən krsh'n ] (plural con·cre·tions)

noun

Definition:

1. formation of whole from parts: the process in which separate parts or particles come together into a solid mass

2. solid formed by unification of parts: a hard solid mass formed by parts uniting into a whole

3. medicine inorganic mass in body: a mass of inorganic material in a body organ or tissue, usually caused by disease

4. geology rounded mass: a rounded mass of compact concentric layers within a sediment, built up around a nucleus such as a fossil

[Mid-16th century. Directly or via French< Latin concretion-< concret-, past participle of concrescere (see concrete)]

con·cre·tion·ar·y adjective