| altitude |
the height of a thing above earth or above sea level. |
| chamber |
a room. |
| claim |
to state as true. |
| consumer |
someone who buys goods or services. |
| demonstrate |
to explain or describe, especially by modeling or using many examples. |
| genial |
cheerful and friendly. |
| gratitude |
the feeling of being thankful; gratefulness. |
| muffle |
to make quieter by using a covering of some sort. |
| operate |
to work or run. |
| revolution |
the overthrow of a political system or government by force, and the setting up of a new government in its place. |
| shame |
a painful feeling brought about by the knowledge that one has done something wrong or not proper. |
| stingy |
spending or giving as little as possible. |
| sulk |
to express anger or bad humor by being silent or distant. |
| university |
a large school, where people both learn and do research. A student must finish high school before attending a university. Universities offer several levels of degrees. |
| wither |
to dry up or wilt. |