Source : Webster's Revised Unabridged Dictionary (1913)

Sol \Sol\ Sole \Sole\, n. [From hydrosol an aqueous colloidal
   solution, confused with G. sole, soole, salt water from which
   salt is obtained.] (Chem.)
   A fluid mixture of a colloid and a liquid; a liquid colloidal
   solution or suspension.

Sole \Sole\, a. [L. solus, or OF. sol, F. seul (fr. L. solus;
   cf. L. sollus whole, entire. Cf. {Desolate}, {Solemn},
   {Solo}, {Sullen}.]
   1. Being or acting without another; single; individual; only.
      ``The sole son of my queen.'' --Shak.

            He, be sure . . . first and last will reign Sole
            king.                                 --Milton.

   2. (Law) Single; unmarried; as, a feme sole.

   {Corporation sole}. See the Note under {Corporation}.

   Syn: Single; individual; only; alone; solitary.

Sole \Sole\, n. [AS. sole, fr. L. soolea (or rather an assumed
   L. sola), akin to solumround, soil, sole of the foot. Cf.
   {Exile}, {Saloon}, {Soil} earth, {Sole} the fish.]
   1. The bottom of the foot; hence, also, rarely, the foot
      itself.

            The dove found no rest for the sole of her foot.
                                                  --Gen. viii.
                                                  9.

            Hast wandered through the world now long a day, Yet
            ceasest not thy weary soles to lead.  --Spenser.

   2. The bottom of a shoe or boot, or the piece of leather
      which constitutes the bottom.

            The ``caliga'' was a military shoe, with a very
            thick sole, tied above the instep.    --Arbuthnot.

   3. The bottom or lower part of anything, or that on which
      anything rests in standing. Specifially:
      (a) (Agric.) The bottom of the body of a plow; -- called
          also {slade}; also, the bottom of a furrow.
      (b) (Far.) The horny substance under a horse's foot, which
          protects the more tender parts.
      (c) (Fort.) The bottom of an embrasure.
      (d) (Naut.) A piece of timber attached to the lower part
          of the rudder, to make it even with the false keel.
          --Totten.
      (e) (Mining) The seat or bottom of a mine; -- applied to
          horizontal veins or lodes.

   {Sole leather}, thick, strong, used for making the soles of
      boots and shoes, and for other purposes.

Sole \Sole\, n. [F. sole, L. solea; -- so named from its flat
   shape. See {Sole} of the foot.] (Zo["o]l.)
   (a) Any one of several species of flatfishes of the genus
       {Solea} and allied genera of the family {Soleid[ae]},
       especially the common European species ({Solea
       vulgaris}), which is a valuable food fish.
   (b) Any one of several American flounders somewhat resembling
       the true sole in form or quality, as the California sole
       ({Lepidopsetta bilineata}), the long-finned sole
       ({Glyptocephalus zachirus}), and other species.

   {Lemon}, or {French}, {sole} (Zo["o]l.), a European species
      of sole ({Solea pegusa}).

   {Smooth sole} (Zo["o]l.), the megrim.

Sole \Sole\, v. t. [imp. & p. p. {Soled}; p. pr. & vb. n.
   {Soling}.]
   To furnish with a sole; as, to sole a shoe.

Source : WordNet®

sole
     adj 1: not divided or shared with others; "they have exclusive use
            of the machine"; "sole rights of publication" [syn: {exclusive},
             {sole(a)}]
     2: being the only one; single and isolated from others; "the
        lone doctor in the entire county"; "a lonesome pine"; "an
        only child"; "the sole heir"; "the sole example"; "a
        solitary instance of cowardice"; "a solitary speck in the
        sky" [syn: {lone(a)}, {lonesome(a)}, {only(a)}, {sole(a)},
         {solitary(a)}]

sole
     n 1: the underside of footwear or a golfclub
     2: lean flesh of any of several flatfish [syn: {fillet of sole}]
     3: the underside of the foot
     4: right-eyed flatfish; many are valued as food; most common in
        warm seas especially European

sole
     v : put a new sole on; "sole the shoes" [syn: {resole}]