| nowadays |
Nowadays means the time period that we are in now. We often use the word nowadays when we are comparing life now with life in the past. |
| nowhere |
If there is nowhere to play ball, it means that there is no place to play ball. If you went nowhere yesterday, then you stayed home. You didn't go to any place. |
| number |
A number is something that you use when you count and when you tell how many things there are. Numbers are written as words or symbols. Four, 4, forty, and 400 are all ways of writing numbers. [4 definitions] |
| numeral |
When we write numbers, we can spell them with letters, like "five" or "sixty-two," but the most common way to write numbers is to use numerals, like 5 or 62. The larger the number is, the more common it is for us to use a numeral instead of spelling out the whole number with words and letters. A numeral uses symbols to stand for numbers instead of words. |
| Nunavut |
Nunavut is a region of Canada. It is a territory in the far north. |
| nurse |
A nurse is a person who takes care of sick and injured people. [2 definitions] |
| nurse's office |
The nurse's office is a place in a school where children go if they feel sick or get hurt during school. The nurse will look at the students and decide what to do to help them. |
| nut |
A nut is a large seed or small, dry fruit that grows inside a hard shell on a tree. Some nuts are eaten only by animals, but many nuts are eaten by people. Acorns, almonds, walnuts, and pecans are some kinds of nuts. People don't eat acorns, but they can eat the others. [2 definitions] |
| oak |
An oak is a kind of tree. It is a strong tree that can grow very big and tall. The wood of an oak is hard, and it is often used to make things like floors and furniture. |
| oar |
An oar is something that people use to make a boat move or turn in the water. It is a long piece of wood or metal that is wide and flat at one end. An oar is often attached to its boat, but it can move too. Boats that use oars usually have two of them. |
| obey |
When you obey someone or something, you do what that person or thing tells you to do. |
| object |
An object is anything that you can see or touch. [2 definitions] |
| oboe |
An oboe is a kind of instrument for making music. Oboes are usually made of wood. An oboe has the shape of a tube, and you blow through it to make a sound. The body of the oboe has holes that the fingers cover or uncover to change the notes. The oboe makes a very special kind of sound because the part of the oboe that goes in your mouth is quite different from what other similar instruments have. |
| occasion |
An occasion is a time of something happening or of someone doing something. If you had an occasion of helping your dad wash the car, it means that you had a time when you did that. If you went to a concert on three occasions, you went to a concert three times. [2 definitions] |
| occur |
When something occurs, it happens. We often use the word occur when we talk about things happening such as earthquakes, floods, accidents, and important events in people's lives. [2 definitions] |
| ocean |
An ocean is one of the very large bodies of salt water on the earth. Oceans are much bigger than any lake or other body of water. Most of our planet is covered by oceans. Altogether, there are five oceans. Our continent, North America, is between the Atlantic Ocean and the Pacific Ocean. The other three oceans are the Indian Ocean, the Arctic Ocean, and the Southern Ocean. |
| Oceania |
Oceania is a group of many islands in the central, western, and southern part of the Pacific Ocean. Some of the islands are Fiji, Tonga, Samoa, and Vanuatu. The island countries of New Zealand and Australia are sometimes considered part of Oceania too. |
| o'clock |
O'clock means "of the clock," and it is a word we use when we are talking about a particular time of the day, especially an exact hour of the day, such as eight in the morning, three in the afternoon, or six in the evening. |
| October |
October is the tenth month of the year. |
| octopus |
An octopus is an animal that lives in the sea. It has a soft body and eight long "arms." These arms help the octopus move through the water and catch food. Octopuses eat crabs, lobsters, and other small sea animals. |
| odd |
When something is odd, it is different from what is expected or usual. It is strange. [2 definitions] |