- an increase by natural growth or by gradual external addition; growth in size or extent.
- the result of this process.
- an added part; addition: The last part of the legend is a later accretion.
- the growing together of separate parts into a single whole.
- increase of property by gradual natural additions, as of land by alluvion.
- any gradual increase in size, as through growth or external addition
- something added, esp extraneously, to cause growth or an increase in size
- the growing together of normally separate plant or animal parts
- pathol
- abnormal union or growing together of parts; adhesion
- a mass of foreign matter collected in a cavity
- an increase in the share of a beneficiary in an estate, as when a co-beneficiary fails to take his share
- the process in which matter under the influence of gravity is attracted to and increases the mass of a celestial body. The matter usually forms an accretion disc around the accreting object
- the process in which a continent is enlarged by the tectonic movement and deformation of the earth's crust
