To recognize or establish as being a particular person or thing. The witness was able to identify the suspect in the lineup.
To associate or connect closely with a particular group, person, or idea. She identifies strongly with her cultural heritage.
To serve as a means of identification for something or someone. The unique markings on the butterfly help to identify it among other species.
To determine the nature, characteristics, or essential qualities of; diagnose or classify. Researchers identified a new species of frog in the Amazon rainforest.