intussusception

in·tus·sus·cep·tion

noun \-ˈsep-shən\

Definition of INTUSSUSCEPTION

1

: invagination; especially : the slipping of a length of intestine into an adjacent portion usually producing obstruction

2

: the deposition of new particles of formative material among those already embodied in a tissue or structure (as in the growth of living organisms)—compare accretion, apposition 1

—in·tus·sus·cep·tive \-ˈsep-tiv\ adjective