| A | B |
| bicameral | having two houses |
| term | lasts two years, coincides with congressional elections |
| session | one year's work of Congress |
| adjourn | when Congress breaks until the next session |
| special session | a meeting of Congress to deal with some emergency situation |
| apportioned | the distribution of House seats based on states' population |
| reapportion | the redistribution of House seats based on changing population |
| off-year elections | congressional elections held between presidential elections |
| single-member district | one person is elected from a specific congressional district |
| at-large | elections from the state as a whole |
| gerrymandering | drawing political boundaries to favor a group |
| continuous body | the Senate only has 1/3 of its seats up for election at a time |
| constituency | those to whom the officials are accountable |
| trustee | belief that a politician must decide issues on own |
| partisan | belief officials decide issues based on political party |
| delegate | belief officials decide issues based on constituents |
| politico | combination of trustee, partisan and delegate beliefs |
| franking privilege | free postage for members of Congress |
| perks | extra- benefits beyond salary compensation |