The Collaborative International Dictionary of English v.0.48:

Identify \I*den"ti*fy\, v. i.
   1. To become the same; to coalesce in interest, purpose, use,
      effect, etc. [Obs. or R.]

   2. To coalesce in interest, purpose, use, effect, etc.; to
      associate oneself in name, goals, or feelings; usually
      used with with; as, he identified with the grief she felt
      at her father's death.
      [1913 Webster +PJC]

            An enlightened self-interest, which, when well
            understood, they tell us will identify with an
            interest more enlarged and public.    --Burke.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Identify \I*den"ti*fy\, v. t. [imp. & p. p. Identified; p. pr.
   & vb. n. Identifying.] [Cf. F. identifier. See Identity,
   and -fy.]
   1. To make to be the same; to unite or combine in such a
      manner as to make one; to treat as being one or having the
      same purpose or effect; to consider as the same in any
      relation.
      [1913 Webster]

            Every precaution is taken to identify the interests
            of the people and of the rulers.      --D. Ramsay.
      [1913 Webster]

            Let us identify, let us incorporate ourselves with
            the people.                           --Burke.
      [1913 Webster]

   2. To establish the identity of; to prove to be the same with
      something described, claimed, or asserted; as, to identify
      stolen property.
      [1913 Webster]

WordNet (r) 3.0 (2006):

identify
    v 1: recognize as being; establish the identity of someone or
         something; "She identified the man on the 'wanted' poster"
         [syn: identify, place]
    2: give the name or identifying characteristics of; refer to by
       name or some other identifying characteristic property; "Many
       senators were named in connection with the scandal"; "The
       almanac identifies the auspicious months" [syn: name,
       identify]
    3: consider (oneself) as similar to somebody else; "He
       identified with the refugees"
    4: conceive of as united or associated; "Sex activity is closely
       identified with the hypothalamus"
    5: identify as in botany or biology, for example [syn:
       identify, discover, key, key out, distinguish,
       describe, name]
    6: consider to be equal or the same; "He identified his brother
       as one of the fugitives"

Moby Thesaurus II by Grady Ward, 1.0:

141 Moby Thesaurus words for "identify":
   ally, apply, appraise, argue, assess, associate, baptize,
   be indicative of, be significant of, be symptomatic of, bespeak,
   betoken, bind, bracket, call, catalog, catalogue, categorize,
   characterize, christen, class, classify, coalesce, combine,
   connect, connote, correlate, couple, define, denominate, denote,
   descry, designate, detect, determinate, determine, diagnose,
   differentiate, dig, discern, disclose, display, distinguish,
   draw a parallel, dub, empathize with, entail, entitle, equate,
   espy, establish, evaluate, express, factor, find, finger, fuse,
   gauge, give evidence, give token, group, have, highlight, hint,
   home in on, home on, identify with, indicate, interrelate, involve,
   join, know, know again, label, link, make one, make out, manifest,
   map, mark, mean, merge, nail, name, nickname, nominate, note,
   notice, parallel, parallelize, peg, perceive, pick out, pick up,
   pinpoint, place, point out, realize, recall knowledge of, receive,
   recognize, reidentify, relate, relate to, relativize, reveal, scan,
   see, select, sense, show, sift, signify, single out, sort,
   sort out, specify, spot, spy, stand for, style, suggest, sweep,
   sympathize with, symptomatize, symptomize, synthesize, tag, tell,
   term, testify, thrash out, tie, title, trigger, tune in, unify,
   unite, wed, weigh, winnow