Source : Webster's Revised Unabridged Dictionary (1913)

Struggle \Strug"gle\, n.
   1. A violent effort or efforts with contortions of the body;
      agony; distress.

   2. Great labor; forcible effort to obtain an object, or to
      avert an evil. --Macaulay.

   3. Contest; contention; strife.

            An honest might look upon the struggle with
            indifference.                         --Addison.

   Syn: Endeavor; effort; contest; labor; difficulty.

Struggle \Strug"gle\, v. i. [imp. & p. p. {Struggled}; p. pr. &
   vb. n. {Struggling}.] [OE. strogelen; cf. Icel. strj?ka to
   stroke, to beat, to flog, Sw. stryka to stroke, to strike,
   Dan. stryge, G. straucheln to stumble. Cf. {Stroll}.]
   1. To strive, or to make efforts, with a twisting, or with
      contortions of the body.

   2. To use great efforts; to labor hard; to strive; to contend
      forcibly; as, to struggle to save one's life; to struggle
      with the waves; to struggle with adversity.

            The brave men, living and dead, who struggled here,
            have consecrated it [Gettysburg] far above our power
            to add or detract.                    --Lincoln.

   3. To labor in pain or anguish; to be in agony; to labor in
      any kind of difficulty or distress.

            'T is wisdom to beware, And better shun the bait
            than struggle in the snare.           --Dryden.

   Syn: To strive; contend; labor; endeavor.

Source : WordNet®

struggle
     n 1: an energetic attempt to achieve something; "getting through
          the crowd was a real struggle"; "he fought a battle for
          recognition" [syn: {battle}]
     2: an open clash between two opposing groups (or individuals);
        "the harder the conflict the more glorious the
        triumph"--Thomas Paine; "police tried to control the
        battle between the pro- and anti-abortion mobs" [syn: {conflict},
         {battle}]
     3: strenuous effort; "the struggle to get through the crowd
        exhausted her"

struggle
     v 1: make a strenuous or labored effort; "She struggled for years
          to survive without welfare"; "He fought for breath"
          [syn: {fight}]
     2: to exert strenuous effort against opposition; "he struggled
        to get free from the rope"
     3: climb awkwardly, as if by scrambling [syn: {clamber}, {scramble},
         {shin}, {shinny}, {skin}, {sputter}]
     4: be engaged in a fight; carry on a fight; "the tribesmen
        fought each other"; "Siblings are always fighting" [syn: {fight}]