infolding

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the folding in of an outer layer so as to form a pocket in the surface
- the invagination of the blastula
• Syn:
invagination, introversion, intussusception
• Derivationally related forms:
intussuscept (for: intussusception), introvert (for: introversion), invaginate (for: invagination)
• Hypernyms:
organic process, biological process