explain the definition of political science?

Answer 1

Definition: Political science is the academic subject centering on the relations between governments and other governments, and between governments and peoples.

a social science dealing with political institutions and with the principles and conduct of government.
http://www.infoplease.com/dictionary/political+science


It is the study of politics among governments of different countries and their cultures.

Answer 2

Political Science is a field of social scientific inquiry concerned with theory, description, analysis and prediction of political behavior, political systems and politics broadly-construed.