to recognize or establish as being a particular person or thing; verify the identity
of: to identify handwriting; to identify the bearer of a check.
to make, represent to be, or regard or treat as the same or identical: They identified Jones with the progress of the company.
to associate in name, feeling, interest, action, etc. (usually followed by with): He preferred not to identify himself with that group.
Biology to determine to what group (a given specimen) belongs.