tri·par·tit·ism \ ̷ ̷ˈpär]ˌtīd.ˌizəm, -ˈpä], -īˌtiz- also ]d.ˌī-\noun alsotri·par·tism\ˈ ̷ ̷ˌpär]ˌtizəm, -ˌpȧ], ]d.ˌiz-\ (-s) : the organization on a tripartite basis of a usually governmental board concerned with labor relations < tripartitism … is designed to foster compromise — Clark Kerr >