| acoustic |
having to do with sound or hearing. |
| brink |
the edge or brim of a slope or cliff. |
| broadcast |
to send over television or radio. |
| congratulation |
the act of expressing pleasure at the achievement or good luck of. |
| define |
to explain or state the meaning of. |
| disguise |
to change or hide the looks of in order to prevent recognition. |
| foul |
very unpleasant to taste, smell, or look at. |
| inspection |
an official review or examination. |
| lens |
a piece of clear material such as glass that bends light rays passing through it. The surface of a lens is curved to bend light rays toward or away from a central point. |
| lessen |
to become or make smaller in amount or size. |
| mammoth |
a very large extinct mammal closely related to elephants. Mammoths were much bigger than elephants, and had shaggy black fur and long tusks that curved upward. Several kinds of mammoths lived in the Northern Hemisphere until the end of the last Ice Age. |
| obviously |
in a way that is easy to see or understand; clearly. |
| officer |
a person holding a position of trust and responsibility in a business, organization, or government agency. |
| preparation |
the act of getting something ready. |
| unleash |
to set free from or as if from a leash. |