the formation of stonelike objects within a body organ (e.g., the kidneys)

a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body; renal calculi can be very painful

[ Syn: calculus ]

an increase in the density of something

[ Syn: compaction , compression , densification ]

the union of diverse things into one body or form or group; the growing together of parts

[ Syn: coalescence , coalescency , coalition , conglutination ]