| A | B |
| fjord | deep water-filled valleys |
| polder | drained areas |
| peat | vegetable matter composed of moss |
| mistral | strong northerly wind from Alps |
| sirocco | hot winds from Libyan desert |
| permafrost | permanently frozen soil |
| foehn | dry winds from mountains |
| avalanche | mass of ice and snow sliding down a mountain |
| chaparral | shrubs and short trees |
| refugee | people who flee to a foreign country |
| Crusades | series of religious wars |
| feudalism | lords give land to nobles |
| Renaissance | 300 yr period of learning |
| Reformation | lessened power of Catholic church |
| communism | classless society |
| Holocaust | killing of 6 million Jews by Nazis |
| dialect | local forms of languages |
| Romanticism | showed feelings and emotions |
| Realism | showed life as it was |
| Impressionism | showed natural appearance of aobjects and light |
| tariff | a tax |
| meltwater | result of melting snow |
| environmentalist | people concerned about the environment |
| biologist | scientists who study plants and animals |