| Balkan Peninsula |
a European peninsula between the Adriatic Sea on the west and the Black and Aegean Seas on the east. Some of the countries on the Balkan Peninsula are Greece, Macedonia, Albania, Croatia, Serbia, and Bulgaria. |
| bat2 |
a small mammal that flies. Bats have small bodies and large wings covered with skin. Most bats eat at night, when they use sound to find and catch flying insects. Bats are found in most parts of the world. There are around one thousand kinds of bats. Their wingspans range from less than two inches to more than five feet. Some kinds of bats live in large colonies that roost in caves or in a section of forest. |
| bee |
an insect with a hairy body, four wings, and sometimes a stinger. Some kinds of bees live in social groups, and some live alone. Many bees drink nectar from flowers. |
| believe |
to have some confidence in; suppose. [1/2 definitions] |
| bet |
to agree to pay if one's guess about some future event is wrong. [1/4 definitions] |
| boom2 |
the long, heavy arm on some kinds of crane that is used for lifting and moving heavy loads. [1/2 definitions] |
| booster shot |
an injection of a vaccine given at some time after the first injection. A booster shot continues the protection against disease begun by the earlier injection. |
| boot |
a covering for the foot and all or some of the leg. Boots are usually made of leather or rubber. [1/4 definitions] |
| Boxing Day |
a holiday in England, Canada, and some other countries, celebrated on the first weekday after Christmas. |
| buck1 |
an adult male deer, goat, or rabbit. Adult males of some similar animals are also called bucks. |
| bur |
the prickly and sharp covering for the seed of some plants. [1/2 definitions] |
| burger |
a sandwich like a beef burger but made with a patty of some other kind of food, such as chicken, fish, or beans. The patty itself is also called a burger. [1/2 definitions] |
| by-product |
some thing or result that comes from an action intended for some other purpose. |
| caffeine |
a bitter substance found in coffee, tea, chocolate, and some sodas. Caffeine stimulates the heart and nervous system and can cause a person to stay awake and alert. |
| Cajun |
a form of the French language spoken by some Cajuns. [1/2 definitions] |
| cake |
a hard, shaped mass of some substance. [1/4 definitions] |
| caliph |
in Islam, a spiritual and political leader in some Muslim countries. |
| camphor |
a white substance with a very strong smell that is taken from the camphor tree. A form of camphor can also be made by people. Camphor is used in making some kinds of medicine and plastic. |
| canal |
a part of an animal or plant body that is like a tube. Some canals carry air, and others carry liquids. [1/2 definitions] |
| cannon |
a large gun that is set on wheels or some other base. Cannons fire heavy shells. |
| can opener |
a device used for opening cans. Some can openers can be operated by hand while others are small electrical appliances. |