| sixtieth |
If a farm has fifty-nine cows, the next cow that the farmer gets will be the sixtieth cow on the farm. |
| sixty |
Sixty is the word for the number 60. |
| size1 |
The size of an object is how big or how small it is. [2 definitions] |
| skate1 |
A skate is a shoe with a blade or a set of small wheels attached to the bottom. Skates are used to move on ice or other hard surfaces. [2 definitions] |
| skateboard |
A skateboard is something you can ride. It is a narrow, flat board that has four wheels on the bottom. You ride a skateboard by standing on it. Sometimes you push it with one foot to make it go. [2 definitions] |
| skeleton |
A skeleton is the set of bones in your body or in an animal's body. There are 206 bones in the skeleton of an adult human. |
| ski |
A ski is a long, narrow, and very smooth board. You attach a pair of skis to special boots and use the skis to travel easily over snow. [2 definitions] |
| skiing |
Skiing is the activity or sport of moving over snow on skis. Skis are long and narrow boards that you attach to a special pair of boots. The skis are very smooth so that they move over snow very easily. |
| skill |
When you have a skill, you have the ability to do something well. You improve a skill by practicing. |
| skin |
Your skin is the part of your body that covers the whole outside of it. When you touch something with your fingers, it is really the skin of your fingers that touches it. [2 definitions] |
| skip |
When you skip, you move forward by sliding and jumping a little on one foot and then on the other. When you skip, you usually move along faster than walking but not as fast as running. [2 definitions] |
| skirt |
A skirt is a piece of clothing that hangs from the waist and is open all around the bottom. |
| skull |
Your skull is the structure of bone that is inside your head. The skull supports your face and protects your brain. |
| skunk |
A skunk is a small animal with black and white fur and a thick tail. Skunks are awake at night, and that is when they hunt for food. When a skunk needs to protect itself from another animal, it sprays something that smells very bad at it. [2 definitions] |
| 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. |