|1.||pathol to push one section of (a tubular organ or part) back into itself so that it becomes ensheathed; intussuscept|
|2.||(intr) (of the outer layer of an organism or part) to undergo invagination|
|3.||(of an organ or part) folded back upon itself|
|[C19: from Medieval Latin invāgīnāre, from Latin |
invaginate in·vag·i·nate (ĭn-vāj'ə-nāt')
v. in·vag·i·nat·ed, in·vag·i·nat·ing, in·vag·i·nates
To infold or become infolded so as to form a hollow space within a previously solid structure, as in the formation of a gastrula from a blastula.