| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| belong |
to have as a proper place or situation. |
| cage |
a space closed in by wires or bars and used to hold animals. |
| claw |
a thin, sharp, curved nail on the foot of an animal. |
| crib |
a bed with high sides all around for a baby or young child to sleep in. |
| dairy |
a business that makes and sells milk, butter, and cheese. |
| fade |
to lose color. |
| forever |
continuing for all time. |
| hood |
a covering for the head and neck that may be attached to a coat, jacket, or other piece of clothing. |
| metal |
a kind of chemical element, such as copper, iron, or silver, that can move heat or electricity through itself. |
| nurse |
a person whose job is to care for sick and injured people. |
| railroad |
a road of two connected steel bars along which trains move, or a system of transportation that uses these roads. |
| river |
a large natural stream of water that flows toward a lake, ocean, or other larger body of water. |
| scare |
to frighten. |
| start |
to begin activity or operation. |