| babysit |
to take care of children while their parents are away. |
| backpack |
a pack used to carry objects on one's back while hiking or walking. [1/2 definitions] |
| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. Bacteria are each made up of only one cell, but different kinds of bacteria can take different shapes. These organisms live in all parts of the earth including oceans, deserts, glaciers, hot springs, and in the bodies of most living things. While some kinds of bacteria are dangerous, most kinds are useful because they help in the digestion of food, in the making of soil, in the creation of medicines, and in many other natural processes. |
| bandit |
a robber who is often a member of a gang that robs people while they are travelling. |
| Bible |
the main sacred writings of Judaism and Christianity. The writings of Judaism are made up of the Old Testament, while those of Christianity are made up of both the Old and New Testaments. [1/3 definitions] |
| bubble |
to move along while making a sound like that of bubbles breaking. [1/4 definitions] |
| camp1 |
to stay for a while in a camp (sometimes followed by "out"). [1/5 definitions] |
| camper |
a motor vehicle that is used as a living space while camping. [1/2 definitions] |
| campfire |
an outdoor fire used for cooking or warmth while camping. |
| camping |
the activity of staying for a while in an outdoor place and sleeping in a tent, or sleeping in another type of shelter made for staying overnight in natural places. |
| can opener |
a device used for opening cans. Some can openers can be operated by hand while others are small electrical appliances. |
| carry |
to take from one place to another; bear or support while moving; transport. [1/4 definitions] |
| carsick |
having a sick feeling while riding in a car, bus, or train. |
| chaps |
leather clothing worn over pants, especially by cowboys, to protect the legs while riding horseback. |
| chrysalis |
the hard outside covering on a moth or butterfly while it is a pupa, the stage before it becomes an adult with wings. Many kinds of moths and butterflies make a chrysalis instead of a cocoon. Chrysalis is also sometimes used as another name for the pupa itself. |
| chug |
to move while making a chugging sound. [1/2 definitions] |
| cocoon |
a covering made by young insects and some other arthropods to protect themselves while they change from a pupa into an adult. Some spiders make cocoons to hide their eggs. |
| conjunction |
a word that connects other words, phrases, clauses, or sentences. "And," "while," and "because" are some conjunctions. |
| crash1 |
to strike violently while riding or moving. [1/7 definitions] |
| crawl |
a swimming stroke. The swimmer keeps his face in the water while the feet kick without stopping and the arms reach in front of the head one at a time. [1/6 definitions] |
| creep |
to move while trying not to be seen or heard. [1/7 definitions] |