ಅರ್ಥ : The condition of being folded inward or sheathed.
ಸಮಾನಾರ್ಥಕ : introversion
ಅರ್ಥ : The folding in of an outer layer so as to form a pocket in the surface.
ಉದಾಹರಣೆ :
The invagination of the blastula.
ಸಮಾನಾರ್ಥಕ : infolding, introversion, intussusception