From Longman Dictionary of Contemporary Englishself-conceptˌself-ˈconcept noun [countable] the idea that someone has of what their own character is like
Examples from the Corpus
self-concept• From their interaction with others, actors develop a self-concept.• The Ten Statements Test thus appears to reveal social class differences in self-concept of an unambiguous kind.• Much of the time we are reacting with unwanted stress because we are afraid of doing damage to our own self-concept.• If refused, they may feel saddened, disappointed, or inconvenienced, but their self-concept isn't shattered.• Actors tend to act in terms of their self-concept. 