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

Roget 321: density, solidity; solidness etc. adj.; impenetrability, impermeability; incompressibility; imporosity^†; cohesion etc. 46; constipation, consistence, spissitude^†.    specific gravity; hydrometer, areometer^†.    condensation; caseation^†; solidation^†, solidification; consolidation; concretion, coagulation; petrification etc. (hardening) 323; crystallization, precipitation; deposit, precipitate; inspissation^†; gelation, thickening etc. v.. indivisibility, indiscerptibility^†, insolubility, indissolvableness.    solid body, mass, block, knot, lump; concretion, concrete, conglomerate; cake, clot, stone, curd, coagulum; bone, gristle, cartilage; casein, crassamentum^†; legumin^†.    superdense matter, condensed states of matter; dwarf star, neutron star.    ... show more

A hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body.

synonym: calculus.

Dutch: concrement, steen
Polish: kamień

An increase in the density of something.

synonyms: compaction, compression, densification.

Dutch: verdichting, compressie

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

synonyms: coalescence, coalescency, coalition, conglutination.

Dutch: samensmelting, coalitie, samengroeien, synthese
Polish: koalescencja