Learn how to say Concretion correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word concretion:
the act or process of coming or growing together; coalescence
a solid or solidified mass
something made real, tangible, or specific
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
(pathology) another word for calculus