noun Any far-left political ideology or philosophy advocating holding the production of resources collectively, especially by seizing it through revolution.
noun Any political social system that implements a communist political philosophy.
noun The international socialist society where classes, money, and the state no longer exist.
noun Any left-wing ideology, government regulations, or policies promoting a welfare state, nationalisation, etc.
This tax plan is communism!
noun Readiness to share scientific findings (the first of the Mertonian norms).