Source : Webster's Revised Unabridged Dictionary (1913)

Discriminate \Dis*crim"i*nate\, a. [L. discriminatus, p. p. of
   discriminare to divide, separate, fr. discrimen division,
   distinction, decision, fr. discernere. See {Discern}, and cf.
   {Criminate}.]
   Having the difference marked; distinguished by certain
   tokens. --Bacon.

Discriminate \Dis*crim"i*nate\, v. t. [imp. & p. p.
   {Discriminated}; p. pr. & vb. n. {Discriminating}.]
   To set apart as being different; to mark as different; to
   separate from another by discerning differences; to
   distinguish. --Cowper.

         To discriminate the goats from the sheep. --Barrow.

Discriminate \Dis*crim"i*nate\, v. i.
   1. To make a difference or distinction; to distinguish
      accurately; as, in judging of evidence, we should be
      careful to discriminate between probability and slight
      presumption.

   2.
      (a) To treat unequally.
      (b) (Railroads) To impose unequal tariffs for
          substantially the same service.

Source : WordNet®

discriminate
     adj 1: marked by the ability to see or make fine distinctions;
            "discriminate judgments"; "discriminate people" [syn:
            {discriminating}] [ant: {indiscriminate}]
     2: noting distinctions with nicety; "a discriminating interior
        designer"; "a nice sense of color"; "a nice point in the
        argument" [syn: {nice}]
     v 1: recognize or perceive the difference [syn: {know apart}]
     2: treat differently on the basis of sex or race [syn: {separate},
         {single out}]
     3: distinguish; "I could not discriminate the different tastes
        in this complicated dish"