Dictionary Check: intussusception
"intussusception" is a valid word!
Scrabble
19
points
Words with Friends
25
points
Definition
noun
the folding in of an outer layer so as to form a pocket in the surface
Example:
"the invagination of the blastula"
noun
(biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wall
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