Concretion
01
the process or result of uniting diverse elements into a single body, form, or group
例子
Concretion of ideas produced a coherent theory.
02
an increase in the density or compactness of a substance
例子
Sedimentary layers show signs of concretion over time.
例子
Concretions often form around fossils, preserving them in sedimentary layers.
结核常在化石周围形成，将其保存在沉积层中。
04
the formation of stonelike masses within a body organ, typically due to deposition of minerals
例子
The patient developed a gallbladder concretion.
