| raid |
A raid is a sudden surprise attack. [3 definitions] |
| rail1 |
A rail is a bar of wood or metal that runs between two posts and serves as a fence or barrier. [3 definitions] |
| railing |
A railing is a kind of barrier or fence. It is often made of metal but sometimes of wood. A railing is usually used for safety. [2 definitions] |
| railroad |
A railroad is what most trains travel on. A railroad has two lines of metal bars, called rails, that go across long distances. The metal wheels of the train move along the rails. [2 definitions] |
| railway |
a railroad. [2 definitions] |
| rain |
Rain is water that comes from the clouds. Rain falls in drops from the sky to the earth. [5 definitions] |
| rainbow |
When it's raining and the sun is shining at the same time, you may see something called a rainbow in the sky. A rainbow is a line of many colors that curves across the sky. |
| rain cats and dogs |
to rain very hard. |
| raincoat |
A raincoat is a coat made of material that keeps water from coming through it. A raincoat keeps you dry when it's raining. |
| raindrop |
A raindrop is a drop of rain. |
| rainfall |
Rainfall is the amount of rain that falls over a certain area during a certain period of time. |
| rainforest |
A rainforest is a place that gets very much rain all through the year and where many plants and trees grow close together. Rainforests are in warm places on the earth. The largest rainforest on earth is in the Amazon River region of South America. |
| rainwater |
Rainwater is water that has come just from rain. Sometimes people collect rainwater and use it for things like watering crops. |
| rainy |
When a day is rainy, it rains a lot that day. We say the weather is rainy when it rains often or when there is very much rain. |
| raise |
When you raise something, you lift or move it to a higher place. [8 definitions] |
| raisin |
A raisin is a kind of sweet dried fruit. Raisins are really grapes that people have quickly dried out with hot air. People make raisins because they last much longer than grapes, and they have a nice taste that many people like. |
| rake1 |
A rake is a tool that has a long handle and a row of long teeth at one end. It is used to move leaves across the ground or to make soil smooth on the top. [3 definitions] |
| rally1 |
to unite again or raise the spirits of after a disappointment or failure. [5 definitions] |
| RAM |
the information a computer stores for a short time and can recall quickly. "RAM" stands for "random access memory." |
| ram |
A ram is an adult male sheep. [4 definitions] |
| Ramadan |
Ramadan is a special month in the religion of Islam. Every day during this time, people pray very much and do not eat from early morning until the sun goes down in the evening. Ramadan is also a time of giving to others and of helping other people. When night comes each day, families and their guests eat a special meal together. |