(ש"ע) התקרשות; גוש

n. state of being concrete; act of concreting; hard inorganic mass formed in the body

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Noun
1. the formation of stonelike objects within a body organ (e.g., the kidneys)
(hypernym) natural process, natural action, action, activity
2. 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"
(synonym) calculus
(hypernym) rock, stone
(hyponym) bladder stone, cystolith
3. an increase in the density of something
(synonym) compaction, compression, densification
(hypernym) concentration
(derivation) concrete
4. the union of diverse things into one body or form or group; the growing together of parts
(synonym) coalescence, coalescency, coalition, conglutination
(hypernym) union, unification, uniting, conjugation, jointure
(derivation) concrete

nf. concretion, accretion

(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.