Concurrent

[kuh n-kur-uh nt, -kuhr-] /kənˈkɜr ənt, -ˈkʌr-/

adjective
1.
occurring or existing simultaneously or side by side:
concurrent attacks by land, sea, and air.
2.
acting in conjunction; cooperating:
the concurrent efforts of several legislators to pass the new law.
3.
having equal authority or jurisdiction:
two concurrent courts of law.
4.
accordant or agreeing:
concurrent testimony by three witnesses.
5.
tending to or intersecting at the same point:
four concurrent lines.
noun
6.
something joint or contributory.
7.
Archaic. a rival or competitor.
/kənˈkʌrənt/
adjective
1.
taking place at the same time or in the same location
2.
cooperating
3.
meeting at, approaching, or having a common point: concurrent lines
4.
having equal authority or jurisdiction
5.
in accordance or agreement; harmonious
noun
6.
something joint or contributory; a concurrent circumstance or cause
adj.

late 14c., from Old French concurrent or directly from Latin concurrentem (nominative concurrens), present participle of concurrere (see concur). Related: Concurrency; concurrently. Concurrent jurisdiction is recorded from 1767.