- (n.) The process of concreting; the process of uniting or of becoming united, as particles of matter into a mass; solidification.
- (n.) A rounded mass or nodule produced by an aggregation of the material around a center; as, the calcareous concretions common in beds of clay.
- (n.) A mass or nodule of solid matter formed by growing together, by congelation, condensation, coagulation, induration, etc.; a clot; a lump; a calculus.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). concretion. Retrieved September 20, 2026, from http://smartdefine.org/concretion/definitions/1990015 |
| Chicago | Webster's. 2011. "concretion" http://smartdefine.org/concretion/definitions/1990015 (accessed September 20, 2026). |
| Harvard | Webster's 2011, concretion, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/concretion/definitions/1990015>. |
| MLA | Webster's. "concretion" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/concretion/definitions/1990015> |