epibolic


e·pib·o·ly

E0174400 (ĭ-pĭb′ə-lē)n. The growth of a rapidly dividing group of cells around a more slowly dividing group of cells, as in the formation of a gastrula.
[Greek epibolē, a throwing or laying on, from epiballein, to throw on : epi-, epi- + ballein, to throw; see gwelə- in Indo-European roots.]
ep′i·bol′ic (ĕp′ə-bŏl′ĭk) adj.