| Term | Definition |
| bicameralism | two house legislature |
| term of Congress | two years |
| session of Congress | one year |
| recess | short break for both houses of Congress |
| adjournment | leave at end of session |
| special session | called by President for special cause |
| apportioned | how seats in House of Rep are divided |
| reapportionment | occurs every ten years |
| off-year elections | elections during years when a President is not being elected |
| term limits | President is allowed only 2 terms; no limit for Congressmen |
| districts | each state is divided into districts according to population; has the same number of Representatives as districts |
| at-large | elected by the entire state (Senator) |
| gerrymandering | form of redistribution; districts are manipulated for party advantage |
| Westbury vs. Sanders | gerrymandering became illegal |
| continuous body | 1/3 Senate is elected while 2/3 remain in office |
| constituents | people in the district who vote for the Congressman |
| trustee | Congressman who votes according to his own conscience instead of hearing from his constituents |
| delegate | votes the way his constituents would vote as a direct representative for their beliefs |
| partisan | first allegiance is with the political party |
| politico | Congressman's voting pattern is a combination of several ideals |