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• n  the formation of stonelike objects within a body organ (e.g., the kidneys)
• n  a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body
• n  an increase in the density of something
• n  the union of diverse things into one body or form or group; the growing together of parts

• calculus
• compaction
• compression
• densification
• coalescence
• coalescency
• coalition
• conglutination