| Term | Definition |
| Block grant | a form of fiscal federalism where federal aid is given to the states with few strings attached |
| Categorical grant | aim at assisting the states in areas such as health, income security, and education |
| Layer cake federalism | clear separation between state and federal powers |
| Marble cake federalism | concurrent powers, no clear line between state and federal powers |
| Funded mandate | those regulations passed by Congress or issued by regulatory agencies to the states with federal funds to support them |
| Unfunded mandate | those regulations passed by Congress or issued by regulatory agencies to the states without federal funds to support them |
| Devolution | power goes from national government to the states |
| Unitary system | power held exclusively by the federal government |
| Federal system | power shared between central and state governments |
| Confederate system | power held exclusively by states |
| Necessary and Proper Clause | federal government has the power to make any law that is necesary |
| Nullification | the states'-rights doctrine that a state can refuse to recognize or to enforce a federal law passed by the United States Congress |
| Political culture | Values, beliefs, and attitudes about how the government should function |
| Political ideology | a certain ethical set of ideals, principles, doctrines, myths or symbols of a social movement, institution, class, or large group that explains how society should work |
| Political efficacy | indicates a citizens' faith and trust in government and their own belief that they can understand and influence political affairs |
| Internal efficacy | the belief that one can understand politics and therefore participate in politics |
| External efficacy | the belief that one is effective when participating in politics, for example that the government will respond to one's demands |