Meaning & use
invagination
The folding inward of a layer or tube-shaped structure to form a pocket or cavity.
See it in a sentence
During embryonic development, invagination of the cell layer helps form the digestive tract.
The surgeon described an invagination of the intestine that was causing the blockage.
A note on using this word
Invagination is a technical term used mainly in biology and medicine, such as describing intussusception in the intestine.
Words with a similar meaning
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Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
evagination
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