introversion meaning and definition

INTROVERSION noun

Definition of introversion (noun)

1. the condition of being folded inward or sheathed
   • synonyms: invagination
2. the folding in of an outer layer so as to form a pocket in the surface
   • "the invagination of the blastula"
   • synonyms: infolding, intussusception, invagination
3. (psychology) an introverted disposition; concern with one's own thoughts and feelings
   • antonym: ambiversion