From WordNet (r) 3.0 (2006): concurrent adj 1: occurring or operating at the same time; "a series of coincident events" [syn: coincident, coincidental, coinciding, concurrent, co-occurrent, cooccurring, simultaneous]
concurrent adj 1: occurring or operating at the same time; "a series of coincident events" [syn: coincident, coincidental, coinciding, concurrent, co-occurrent, cooccurring, simultaneous]