concurrent
con.cur.rent \-'k*r-*nt, -'k*-r*nt\ aj [ME, fr. MF & L; MF, fr. L concurrent-, concurrens, prp. of conc]urrere 1a: CONVERGING 1b: running parallel 2: operating at the same time 3: acting in conjunction 4: exercised over the same matter or area by two different authorities - concurrent n