Source : Webster's Revised Unabridged Dictionary (1913)

Participate \Par*tic"i*pate\, a. [L. participatus, p. p. of
   participare to participate; pars, partis, part + capere to
   take. See {Part}, and {Capacious}.]
   Acting in common; participating. [R.] --Shak.

Participate \Par*tic"i*pate\, v. i. [imp. & p. p.
   {Participated}; p. pr. & vb. n. {Participating}.]
   To have a share in common with others; to take a part; to
   partake; -- followed by in, formely by of; as, to participate
   in a debate. --Shak.

         So would he participateof their wants.   --Hayward.

         Mine may come when men With angels may participate.
                                                  --Milton.

Participate \Par*tic"i*pate\, v. t.
   1. To partake of; to share in; to receive a part of. [R.]

            Fit to participate all rational delight. --Milton.

   2. To impart, or give, or share of. [Obs.] --Drayton.

Source : WordNet®

participate
     v 1: share in something [syn: {take part}]
     2: become a participant; be involved in; "enter a race"; "enter
        an agreement"; "enter a drug treatment program"; "enter
        negotiations" [syn: {enter}] [ant: {drop out}]