Introversion - Definition
introversion
n 1: the condition of being folded inward or sheathed [syn:
invagination, introversion]
2: 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,
infolding]
3: (psychology) an introverted disposition; concern with one's
own thoughts and feelings [ant: ambiversion,
extraversion, extroversion]