invagination

English

Etymology

From invaginate +‎ -ion.

Pronunciation

• Rhymes: -eɪʃən

Noun

invagination (countable and uncountable, plural invaginations)

1. (medicine) The process where an anatomical part invaginates upon itself or into another structure.
2. One of the methods by which the various germinal layers of the ovum are differentiated.