[W/K] :: concurrent

  Concurrent \Con*cur"rent\, n.
     1. One who, or that which, concurs; a joint or contributory
        cause.
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              To all affairs of importance there are three
              necessary concurrents . . . time, industry, and
              faculties.                            --Dr. H. More.
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     2. One pursuing the same course, or seeking the same objects;
        hence, a rival; an opponent.
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              Menander . . . had no concurrent in his time that
              came near unto him.                   --Holland.
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     3. (Chron.) One of the supernumerary days of the year over
        fifty-two complete weeks; -- so called because they concur
        with the solar cycle, the course of which they follow.
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  Concurrent \Con*cur"rent\, a. [F. concurrent, L. concurrens, p.
     pr. of concurrere.]
     1. Acting in conjunction; agreeing in the same act or
        opinion; contributing to the same event or effect;
        cooperating.
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              I join with these laws the personal presence of the
              kings' son, as a concurrent cause of this
              reformation.                          --Sir J.
                                                    Davies.
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              The concurrent testimony of antiquity. --Bp.
                                                    Warburton.
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     2. Conjoined; associate; concomitant; existing or happening
        at the same time.
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              There is no difference the concurrent echo and the
              iterant but the quickness or slowness of the return.
                                                    --Bacon.
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              Changes . . . concurrent with the visual changes in
              the eye.                              --Tyndall.
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     3. Joint and equal in authority; taking cognizance of similar
        questions; operating on the same objects; as, the
        concurrent jurisdiction of courts.
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     4. (Geom.) Meeting in one point.
  
     Syn: Meeting; uniting; accompanying; conjoined; associated;
          coincident; united.
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  concurrent
       adj : occurring or operating at the same time; "a series of
             coincident events" [syn: coincident, coincidental,
             coinciding, cooccurring, simultaneous]

  142 Moby Thesaurus words for "concurrent":
     accessory, accompanying, accordant, agreeing, aligned, analogous,
     approaching, associate, associated, asymptotic, at one,
     at one with, attendant, attending, carried by acclamation,
     centripetal, centrolineal, coacting, coactive, coadjutant,
     coadjuvant, coadunate, coefficient, coetaneous, coeternal, coeval,
     coexistent, coexisting, coextending, coextensive, coincident,
     coinstantaneous, collaborative, collateral, collective,
     collectivist, collectivistic, collusive, combined, combining,
     commensal, common, communal, communalist, communalistic, communist,
     communistic, communitarian, compact, comprehensive, concerted,
     concomitant, concordant, concurring, confluent, confocal, conjoint,
     conjugate, conjunct, connivent, conniving, consentaneous,
     consilient, conspiratorial, contemporaneous, contemporary,
     conterminous, converging, cooperant, cooperating, cooperative,
     coordinate, corporate, correlative, coterminous, coupled,
     coworking, ecumenic, equal, equidistant, equispaced, even, fellow,
     focal, harmonious, harmonized, in agreement, inclusive, isochronal,
     isochronous, joined, joint, like-minded, lined up, meeting, mutual,
     mutually approaching, noncompetitive, nonconvergent, nondivergent,
     of a piece, of one accord, of one mind, paired, parallel,
     parallelepipedal, parallelinervate, paralleling, parallelodrome,
     parallelogrammatic, parallelogrammic, parallelotropic, parasitic,
     radial, radiating, reciprocal, saprophytic, simultaneous, solid,
     symbiotic, synchronal, synchronic, synchronous, synergetic,
     synergic, synergistic, tangent, tangential, twin, unanimous,
     unchallenged, uncompetitive, uncontested, uncontradicted,
     uncontroverted, unison, unisonous, united, uniting, unopposed,
     with one consent, with one voice
  
  

  CONCURRENT. Running together; having the same authority; thus we say a 
  concurrent consideration occurs in the case of mutual promises; such and 
  such a court have concurrent jurisdiction; that is, each has the same 
  jurisdiction.