| Uganda |
Uganda is a country in Africa. Some of its neighbors are Kenya, South Sudan, and the Democratic Republic of the Congo. Part of Uganda lies along the shore of a very large lake called Lake Victoria. It is the largest lake in Africa and one of the largest lakes in the world. Uganda is home to many interesting animals like rare birds and gorillas. |
| ugly |
When something is ugly, it is not nice to look at. |
| Ukraine |
Ukraine is a country in Europe. It is a large country, and some of its neighbors are Poland, Russia, and Romania. Part of Ukraine lies along the shore of a large sea called the Black Sea. Ukraine has many farms. It grows many kinds of grain, sunflowers, and a kind of vegetable called sugar beets, which can be used to make sugar. Ukraine also has many mines for coal and minerals. There are also large cities with many businesses and factories. |
| Ukrainian |
When something is Ukrainian, it is from the country of Ukraine, or it has to do with the people, culture, or language of Ukraine. [2 definitions] |
| ukulele |
A ukulele is an instrument for playing music that looks like a very small guitar with four strings. |
| umbrella |
An umbrella is something that you hold over your head to protect you from the rain or sun. You hold an umbrella using a long handle that is attached to it. The part that goes over your head is a piece of strong cloth that is attached to a wire frame. |
| uncle |
Your uncle is the brother of your father or mother. Also, if a sister of your father or mother marries someone, that person is your uncle. |
| uncomfortable |
If a chair makes you uncomfortable, it makes your body feel a little bad. Maybe the chair is too hard or it has a funny shape. It makes you want to sit in a different chair. If your clothes are too tight, you are probably uncomfortable too. Sometimes a thing that someone says or does can make you feel uncomfortable in a different way. It can make you feel just a little scared, strange, or embarrassed. |
| uncover |
When you uncover a thing, you take away something that is over the top of it. [2 definitions] |
| under |
If a boat is going down a river and comes to a bridge, the boat will go under the bridge. When it is raining outside, people often walk under an umbrella. When something is under another thing, it is below it. [4 definitions] |
| understand |
When you understand something, you know what it means. |
| underwear |
Underwear is the clothing you wear next to your skin under other clothing. |
| unhappy |
When someone is unhappy, they are sad or upset. |
| unicorn |
A unicorn is a make-believe animal. A unicorn has the body of a horse and one long horn on its forehead. |
| uniform |
A uniform is a special set of clothing that everybody in a certain group must wear. In some schools, all the children wear a uniform. The uniform is a little different for girls than for boys. Police officers, mail carriers, airplane pilots, and fire fighters are some other people who wear uniforms. [2 definitions] |
| unit |
A unit is a particular amount that is used to measure things. The inch and the foot are units for measuring how long something is. The pound and the ounce are units for measuring how much something weighs. |
| unite |
When things or people unite, they join together. |
| United Arab Emirates |
The United Arab Emirates is a country on the continent of Asia. It is in an area of the world called the Middle East, and it lies on the shore of a body of water called the Persian Gulf. The United Arab Emirates is a country with desert and mountains. It has oil and gas under the ground that it sells to other countries. These products are used for fuel around the world. Fishing and growing fruits called dates are also important ways to make a living in the United Arab Emirates. |
| United Kingdom |
The United Kingdom is a country in Europe. It is made up of England, Scotland, Wales, and Northern Ireland. Most of the United Kingdom is on an island called Great Britain, but Northern Ireland is on an island called Ireland. These two islands are between the Atlantic Ocean and a sea called the North Sea. They are not very far from the countries of France and the Netherlands. |
| United States of America |
The United States of America is a country that is mostly on the continent of North America. A short name for this country is the United States. The United States has many different climates and types of land. There are forests, plains, farm lands, mountains, deserts, swamps, and tropical regions. There are large cities and many small towns. People of the United States of America are called Americans. |
| universe |
The universe is everything that exists, including the earth, planets, and stars. |