Identity

noun

aɪ'dɛntɪti

Noun

an operator that leaves unchanged the element on which it operates
“the identity under numerical multiplication is 1”
Type of:Operator
exact sameness
“they shared an identity of interests”
Similar:IdenticalnessIndistinguishability
Type of:Sameness
the distinct personality of an individual regarded as a persisting entity
“you can lose your identity when you join the army”
Similar:Individuality
Type of:Personality
the individual characteristics by which a thing or person is recognized or known
“geneticists only recently discovered the identity of the gene that causes it”
“it was too dark to determine his identity”
“she guessed the identity of his lover”
Type of:RecognitionIdentification