Definition of identity 1a: the distinguishing character or personality of an individual : INDIVIDUALITY b: the relation established by psychological identification 2: the condition of being the same with something described or assertedestablish the identity of stolen goods 3a: sameness of essential or generic character in different instances b: sameness in all that constitutes the objective reality of a thing : ONENESS 4: an equation that is satisfied forتابع قراءة “I-d-entities”