Proliferation

noun

1. In zoology, the origination and development of generative zoöids, as in the formation of medusa-buds (planoblasts or hedrioblasts) by a polyp. See planoblast.
2. In botany, same as prolification.
3. Increase in size by reproduction of the primary elements.
4. The continuous development of cells in tissue formation; cell formation.
5. The production of numerous zooids by budding, especially when buds arise from other buds in succession.