identity
n. C / Un. who a person is, or the qualities that make them different from others. It includes your name, your background, and the things you believe in.
n. the characteristics, beliefs, and affiliations that determine who or what a person or thing is. It can refer to official recognition of a person's name and details, or to the subjective sense of self.
The police are still trying to discover the thief's identity.
Moving to a new country made her question her cultural identity and how she fit into the world.
The novel explores the protagonist's struggle to forge a distinct personal identity while remaining loyal to the strict traditions of his immigrant family.
From Middle French identité, from Latin identitās.
Countable when referring to a specific persona or official set of details; uncountable when referring to the abstract concept of selfhood.