Source : Webster's Revised Unabridged Dictionary (1913)

According \Ac*cord"ing\, adv.
   Accordingly; correspondingly. [Obs.] --Shak.

Accord \Ac*cord"\, v. t. [imp. & p. p. {Accorded}; p. pr. & vb.
   n. {According}.] [OE. acorden, accorden, OF. acorder, F.
   accorder, fr. LL. accordare; L. ad + cor, cordis, heart. Cf.
   {Concord}, {Discord}, and see {Heart}.]
   1. To make to agree or correspond; to suit one thing to
      another; to adjust; -- followed by to. [R.]

            Her hands accorded the lute's music to the voice.
                                                  --Sidney.

   2. To bring to an agreement, as persons; to reconcile; to
      settle, adjust, harmonize, or compose, as things; as, to
      accord suits or controversies.

            When they were accorded from the fray. --Spenser.

            All which particulars, being confessedly knotty and
            difficult can never be accorded but by a competent
            stock of critical learning.           --South.

   3. To grant as suitable or proper; to concede; to award; as,
      to accord to one due praise. ``According his desire.''
      --Spenser.

According \Ac*cord"ing\, p. a.
   Agreeing; in agreement or harmony; harmonious. ``This
   according voice of national wisdom.'' --Burke. ``Mind and
   soul according well.'' --Tennyson.

         According to him, every person was to be bought.
                                                  --Macaulay.

         Our zeal should be according to knowledge. --Sprat.

   Note: According to has been called a prepositional phrase,
         but strictly speaking, according is a participle in the
         sense of agreeing, acceding, and to alone is the
         preposition.

   {According as}, precisely as; the same as; corresponding to
      the way in which. According as is an adverbial phrase, of
      which the propriety has been doubted; but good usage
      sanctions it. See {According}, adv.

            Is all things well, According as I gave directions?
                                                  --Shak.

            The land which the Lord will give you according as
            he hath promised.                     --Ex. xii. 25.

Source : WordNet®

according
     adj 1: (followed by `to') as reported or stated by; "according to
            historians"
     2: (followed by `to') in agreement with or accordant with;
        "according to instructions"