the act or process of coming or growing together; coalescence
2.
a solid or solidified mass
3.
something made real, tangible, or specific
4.
any of various rounded or irregular mineral masses formed by chemical precipitation around a nucleus, such as a bone or shell, that is different in composition from the sedimentary rock that surrounds it
5. pathology another word for calculus
Derived forms
concretionary (conˈcretionary)
adjective
concretion in American English
(kənˈkriʃən)
noun
1.
a solidifying or being solidified
2.
an act or instance of concretizing
3.
a solidified mass
; specif.,
a. Geology
an inclusion in sedimentary rock, usually rounded and harder than the surrounding rock, resulting from the formation of succeeding layers of mineral matter about some nucleus, as a grain of sand
b. Medicine
a solidified mass, usually inorganic, deposited in the body; calculus