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.

Law . increase of property by gradual natural additions, as of land by alluvion.

noun

decrease , deduction , shrinkage

noun

accession , accumulation , augmentation , build-up , increase , increment , raise , rise , development , enlargement , multiplication , proliferation , addition , coherence , expansion , growth