|(esp as an academic subject) the study of the state, government, and politics: one of the social sciences|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
The systematic study of government and politics. Political science is a social science that makes generalizations and analyses about political systems and political behavior and uses these results to predict future behavior. Political science includes the study of political philosophy, ethics, international relations and foreign policy, public administration, and the dynamic relations between different parts of governments.