the quality or state of being inward or internal | (psychology) an introverted disposition; concern with one's own thoughts and feelings |
preoccupation with what concerns human inner nature (especially ethical or ideological values) | the folding in of an outer layer so as to form a pocket in the surface |
preoccupation especially with one's attitudes and ethical or ideological values | the condition of being folded inward or sheathed |
the choicest or most essential or most vital part of some idea or experience | |