| industry |
An industry is the group of companies that all make a certain thing. The car industry is made up of many companies that make cars. |
| infect |
If one person infects another person, it means that they pass their germs to that person and cause them to get sick. If you have a cold, you can infect other people by coughing or sneezing near them. If you touch a thing that has a lot of germs, like a telephone or a dog's ball, you can infect yourself if the germs get inside your body. [2 definitions] |
| infection |
If you have an infection, you have a particular sickness or bad thing happening to your body that is caused by germs. [2 definitions] |
| influence |
When you influence someone, you affect them or cause a change in them. [3 definitions] |
| influenza |
Influenza is a disease that we often call the flu. When you have influenza, you have a fever and pain in your muscles, and you usually cough a lot. Sometimes your stomach feels terrible too. You feel very bad when you have influenza, and you are too sick to get out of bed. Sometimes influenza can be very serious. |
| inform |
When you inform someone, you tell them something. |
| information |
When you want information about something, you want to know things about it. When a book has information about fish, it has facts about fish. |
| ingredient |
An ingredient is one of the things that goes into a mixture. When you make cookies, you use many ingredients, such as flour, salt, eggs, and sugar. |
| injure |
When you injure something, like your leg or your arm, you hurt it and cause something bad to happen to it. If you injure yourself, you do something that hurts your body and probably causes you pain. |
| injury |
An injury is something wrong with a part of the body, like a cut or a broken bone. An injury can cause a lot of pain and difficulty. [2 definitions] |
| ink |
Ink is a colored liquid that we use for writing and drawing. The marks we make when we write with a pen are made with ink. Sometimes ink is inside a pen and sometimes it comes in a bottle. |
| insect |
An insect is a small animal that has six legs and a body that is divided into three parts. Many insects have one or two pairs of wings also. Flies, ants, mosquitoes, and bees are some kinds of insects. |
| inside |
If you are inside something, you are in it. It is completely around you. If one thing is inside another thing, the first thing is completely surrounded by the walls or sides of the other thing. [4 definitions] |
| instant |
An instant is a very, very short period of time. [3 definitions] |
| instead |
We use the word instead when one thing is changed for another thing. If you planned to go to the mountains, but you go to the beach instead, it means that you don't go to the mountains. Going to the mountains has been changed to going to the beach. |
| instrument |
An instrument is something you use to make music. There are many kinds of instruments, and they make many kinds of sounds. A piano, a violin, a trumpet, and a drum are some of the many instruments that people play. [2 definitions] |
| insult |
When you insult someone, you say or do something that hurts their pride and makes them upset. |
| intelligent |
When someone is intelligent, they have a great ability to learn, think, and understand. |
| intend |
When you intend to do something, it means that you have a plan to do it. |
| interact |
When people are interacting, they are talking or doing something together. When two people interact, both people are part of what is happening. If only one person is talking all the time and the other person is doing nothing and thinking about something else, then we say the two people are not interacting. |
| interest |
When you have interest in something, it means that you want to learn about it or do it. If you have an interest in dinosaurs, you want to learn many things about them. [3 definitions] |