| sky |
The sky is the air or space above the earth. During the day, the sky usually looks blue or gray. At night the sky looks mostly black. |
| skyscraper |
A skyscraper is a very tall building. |
| slant |
When something slants, it leans or is at an angle. If the roof of a building is not flat, it slants. If a road goes up a hill, then the road must slant. |
| sled |
A sled is something people use to slide or travel over snow and ice. A sled is made of a flat piece of wood or other material with long blades attached under it. When you use a sled, you usually lie or sit on it. There is also a kind of sled that you stand on. That kind of sled is usually pulled by dogs. [2 definitions] |
| sleep |
When you sleep, you rest your body and mind. When you are sleeping, your eyes are closed, and you don't know what is happening around you. [3 definitions] |
| sleeping bag |
A sleeping bag is something that is made for sleeping on the ground or on the floor. It is a long bag made with soft and warm material, and it has a zipper along one side and at one end. |
| sleepy |
When you are sleepy, you need sleep or you are starting to go to sleep. |
| sleet |
Sleet is rain that turns into ice as it comes down from the sky. |
| sleeve |
A sleeve is the part of a shirt or other piece of clothing that covers your arm. |
| slice |
When you slice something, you make straight cuts through it and make pieces that are usually about the same size. When you slice meat, you make long, flat pieces. When you slice pie, you make pieces that look like the shape of triangles. [2 definitions] |
| slide |
When someone or something slides, they moves easily over a smooth surface. It is sometimes hard to stop or control something that is sliding. [3 definitions] |
| slight |
Slight means very small. When there is a slight change in the weather it means that there is a very small change in the weather. |
| slightly |
Slightly means by a small amount or to a very small degree. When something is slightly dirty, it means that it is just a little dirty. |
| slip1 |
When you slip, you slide suddenly or by accident on a very smooth surface. [2 definitions] |
| slipper |
Slippers are things that you wear on your feet only in the house. Many people wear slippers before they go to bed and when they get up in the morning. Slippers are comfortable and keep your feet warm. |
| slippery |
When something is slippery, it's easy to slide on it and easy to fall on it. Things are often slippery when they are covered with something like ice, oil, or soap. [2 definitions] |
| sloth |
A sloth is a mammal with long fur, long arms and legs, and long claws. Sloths live in trees and use their long claws to hang upside down. Sloths are famous for staying in one place for a long time. When sloths do move, they move very slowly. The rainforests of Central America and South America are home to the sloth. |
| Slovakia |
Slovakia is a country in Europe. Two of its neighbors are the Czech Republic and Ukraine. Slovakia has many mountains, rivers, and caves. Many people come to Slovakia for skiing and hiking and also to see old castles, houses, and churches. An important business in Slovakia is making cars. Another is making things like televisions and parts for computers. |
| Slovenia |
Slovenia is a country in Europe. Its neighbors are Italy, Austria, and Croatia. Slovenia has many mountains and rivers. Winter sports are very popular in Slovenia. Soccer and basketball are enjoyed by many people there too. |
| slow |
When something is slow, it means that it does not or cannot move fast. [3 definitions] |
| small |
When something is small, it is little. A SMALL spider is not very scary, but a BIG spider is very scary! |