Source : Webster's Revised Unabridged Dictionary (1913)

Kind \Kind\, n. [OE. kinde, cunde, AS. cynd. See {Kind}, a.]
   1. Nature; natural instinct or disposition. [Obs.]

            He knew by kind and by no other lore. --Chaucer.

            Some of you, on pure instinct of nature, Are led by
            kind t'admire your fellow-creature.   --Dryden.

   2. Race; genus; species; generic class; as, in mankind or
      humankind. ``Come of so low a kind.'' --Chaucer.

            Every kind of beasts, and of birds.   --James iii.7.

            She follows the law of her kind.      --Wordsworth.

            Here to sow the seed of bread, That man and all the
            kinds be fed.                         --Emerson.

   3. Nature; style; character; sort; fashion; manner; variety;
      description; class; as, there are several kinds of
      eloquence, of style, and of music; many kinds of
      government; various kinds of soil, etc.

            How diversely Love doth his pageants play, And snows
            his power in variable kinds !         --Spenser.

            There is one kind of flesh of men, another flesh of
            beasts, another of fishes, and another of birds. --I
                                                  Cor. xv. 39.

            Diogenes was asked in a kind of scorn: What was the
            matter that philosophers haunted rich men, and not
            rich men philosophers ?               --Bacon.

   {A kind of}, something belonging to the class of; something
      like to; -- said loosely or slightingly.

   {In kind}, in the produce or designated commodity itself, as
      distinguished from its value in money.

            Tax on tillage was often levied in kind upon corn.
                                                  --Arbuthnot.

   Syn: Sort; species; class; genus; nature; style; character;
        breed; set.

Source : WordNet®

in kind
     adv : with something of the same kind; "she pays him back in kind"
           [syn: {in a similar way}]