(n): the act of determining the properties of something, usually by research or calculation
(n): evidence of identity; something that identifies a person or thing
(n): an indication that makes something evident
(n): the condition of having the identity (of a person or object) established
(n): a state at a particular time
(n): the process of recognizing something or someone by remembering
(n): the cognitive processes whereby past experience is remembered
(n): the attribution to yourself (consciously or unconsciously) of the characteristics of another person (or group of persons)
(n): the distinct personality of an individual regarded as a persisting entity