Source : Webster's Revised Unabridged Dictionary (1913)

Indifferent \In*dif"fer*ent\, a. [F. indiff['e]rent, L.
   indifferens. See {In-} not, and {Different}.]
   1. Not mal?ing a difference; having no influence or
      preponderating weight; involving no preference, concern,
      or attention; of no account; without significance or
      importance.

            Dangers are to me indifferent.        --Shak.

            Everything in the world is indifferent but sin.
                                                  --Jer. Taylor.

            His slightest and most indifferent acts . . . were
            odious in the clergyman's sight.      --Hawthorne.

   2. Neither particularly good, not very bad; of a middle state
      or quality; passable; mediocre.

            The staterooms are in indifferent order. --Sir W.
                                                  Scott.

   3. Not inclined to one side, party, or choice more than to
      another; neutral; impartial.

            Indifferent in his choice to sleep or die.
                                                  --Addison.

   4. Feeling no interest, anxiety, or care, respecting
      anything; unconcerned; inattentive; apathetic; heedless;
      as, to be indifferent to the welfare of one's family.

            It was a law of Solon, that any person who, in the
            civil commotions of the republic, remained neuter,
            or an indifferent spectator of the contending
            parties, should be condemned to perpetual
            banishment.                           --Addison.

   5. (Law) Free from bias or prejudice; impartial; unbiased;
      disinterested.

            In choice of committees for ripening business for
            the counsel, it is better indifferent persons than
            to make an indifferency by putting in those that are
            strong on both sides.                 --Bacon.

   {Indifferent tissue} (Anat.), the primitive, embryonic,
      undifferentiated tissue, before conversion into
      connective, muscular, nervous, or other definite tissue.