CONCERTACIONISTA in Chile: that is in favor of the Concertación, a former political group that gathered from the Communist Party PC to the Christian Democrat DC p PDC
The members of the Concertación de Partidos por la Democracia born in Chile in 1990 are called a concertationist. It is a coalition of left-wing, center-left and center parties that ruled for 20 years until it entered the Chilean government right.