Self-image or self-concept. Who people take themselves to be. One of the neurological levels.

the way a person or a group perceives themselves in relation to the world, including other people and groups.

A sameness between concepts or things.

the self as part of the social environment of the language user motivating or characterizing its use in certain situations, ¶6-1-5.

The Concept of identity is a complex compilation of theory and application. For more information and a complete description, see the identity page.

A person's global role in life and the perception of his/her sense of self.

a conception of self organized into rules for matching action to situations

What, how and who one perceives oneself to be; a multi-faceted self-concept that evolves throughout life

A subjective sense of coherence, consistency, and continuity of self, based in both personal and group history.

An individual's unique personality or self (i.e., “who we are inside”). The concept of individual identity is complicated by the fact that, rather than inhabiting a single identity, we all assume multiple identities that are defined by particular circumstances and relationships. Marxist and psychoanalytic theories further challenge the concept of identity, showing how it is constructed by largely unconscious processes of interpellation.   More recent theories of performativity offer possibilities for challenging the rigidity of the traditional identities on offer—identities that are founded in essentialist notions of gender, race, and sexuality.

A person's distinct sense of self; used in DID to refer to each divided part of the soul created by dissociation; is sometimes used interchangeably with “personality.

That which we perceive to be permanent about a perceived real-world entity; the identity of a person or an organization.

In Eriksonian psychosocial theory, the acceptance of both self and society, a concept that must be achieved at every stage but is especially important during adolescence.

The common sense notion of personal identity. A person's name, personality, physical body, and history, including such attributes as nationality, educational achievements, employer, security clearances, financial and credit history, etc. In a biometric system, identity is typically established when the person is registered in the system through the use of so-called “breeder documents” such as birth certificate, passport, etc.

self knowledge about one's characteristics or personality; a sense of self.

Broad, coherent, internalized view of who a person is and what a person wants to be, believes, and values that emerges during adolescence.