| applaud |
to clap the hands in approval. |
| demonstrate |
to explain or describe, especially by modeling or using many examples. |
| dozen |
a group of twelve. |
| gigantic |
like a giant; huge. |
| 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. |
| mechanical |
made of or having to do with machines. |
| portrait |
a painting, drawing, photograph or sculpture of a person. |
| quiver1 |
to shake with very small, quick movements. |
| recognize |
to identify (someone or something) from previous experience or contact with that person or thing. |
| relation |
connection. |
| scientific |
having to do with science. |
| tentacle |
a long thin body part on the head or around the mouth of some animals. Tentacles are used for feeling or taking hold of things. |
| treaty |
a formal agreement between two or more countries. |
| vain |
not leading to a desirable or lasting effect. |
| wildlife |
animals that live free of humans and are not tamed. |