Noun intussusception has 2 senses
  1. invagination, introversion, intussusception, infolding - the folding in of an outer layer so as to form a pocket in the surface; "the invagination of the blastula"
    --1 is a kind of organic process, biological process
    Derived form: verb intussuscept1
  2. intussusception - (biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wall
    --2 is a kind of
    growth, growing, maturation, development, ontogeny, ontogenesis
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