1. (imp. & p. p.) of Concert.

2. (a.) Mutually contrived or planned; agreed on; as, concerted schemes, signals.

accompanying accordant agreeing associate associated at one with coacting coactive coadjutant coadjuvant coadunate coefficient coincident collaborative collective collectivist collectivistic collusive combined combining commensal common communal communalist communalistic communist communistic communitarian concomitant concordant concurrent concurring conjoint conniving consilient conspiratorial cooperant cooperating cooperative coordinate coworking ecumenic fellow harmonious harmonized joint meeting mutual noncompetitive parasitic reciprocal saprophytic symbiotic synchronous synergetic synergic synergistic uncompetitive united uniting