| risk |
A risk is a chance that you will get hurt or lose something important to you. [2 definitions] |
| river |
A river is a large stream of water that flows toward a lake or ocean. Rivers are sometimes used for travel in boats, or for fishing, or for swimming. Rivers also supply water for drinking and for growing crops. The Nile River in Africa is the longest river in the world. The Amazon River in South America has the most water going through it, and the Congo River in Africa is the deepest. |
| road |
A road is a long, hard surface for cars, buses, and trucks to travel on. Roads go through towns and also through the countryside. Highways, streets, and avenues are all types of roads. |
| roam |
When you roam, you move or travel around, but you don't go to any particular place. When you roam, you wander. |
| roast |
When you roast meat, you cook or bake the meat with dry heat in an oven or over an open fire. [2 definitions] |
| rob |
When someone robs a house, it means that they steal or take things from the house. If someone robs a person, they steal things from him or her. |
| robe |
A robe is something people sometimes wear when they get out of the bath or shower. It makes them feel dry and warm. Sometimes people wear a robe over their pajamas or nightgown. |
| robin |
A robin is a small bird with an orange front and a dark brown head and back. It also has a bright yellow beak. This kind of robin is what we see in America, Canada, and Mexico. There are different kinds of birds called robins. In England, a robin is a different bird. It's smaller and has red around its face, but its belly is not red. It's gray, brown, and white. |
| robot |
A robot is a machine that can do some of the same things that people do. Robots are often used to do certain kinds of tasks in factories. |
| rock1 |
Rock is the solid, hard part of the earth under the soil. Rock is also what mountains are made of. Rock itself is made of minerals. [2 definitions] |
| rock2 |
When something rocks, it moves forward and back or from side to side. [3 definitions] |
| rocket1 |
A rocket is something shaped like a tube that has the power to shoot high into the air very fast. Rockets are used to send other things into the air such as fireworks or even spaceships. |
| rocky1 |
When something is rocky, it is full of rocks. When a beach is rocky, it's hard to walk on it without wearing shoes. |
| Rocky Mountains |
The Rocky Mountains are a range of high mountains in the western part of the United States and Canada. The Rocky Mountains are home to many animals, such as deer, bears, wolves, coyotes, bobcats, raccoons, and sheep. Many people come to the Rocky Mountains to camp, hike, and ski. |
| role |
When you have a role in a play, it means that you are an actor who has a part in the play. |
| roll |
A roll is bread that has been baked into a small round shape. A roll is made for one person to eat. [4 definitions] |
| roller coaster |
A roller coaster is something you ride on for fun. It is a small train that goes up and down and around and around on a track. The small train often goes very slow as it's going up to a high place and then very fast when it's going down. You can usually find a roller coaster at a fair or at a special place called an amusement park. |
| roller skate |
A roller skate is a shoe with wheels attached to it. Roller skates are made for skating on a hard surface like a sidewalk or wooden rink. |
| Romania |
Romania is a country in Europe. Two of its neighbors are Hungary and Moldova. Part of Romania lies on the shore of the Black Sea. Romania has mountains, hills, plains, and forests. The forests are home to animals such as bears, wolves, foxes, badgers, and bats. A big cat called a lynx also lives in parts of Romania. There are many farms in Romania, but there are also many factories that make things like clothing, shoes, and machines. |
| romantic |
A romantic movie is about feelings of love. When someone writes a romantic letter, they write about their feelings of love. |
| roof |
A roof is the surface or covering on the top of a building. |