| about |
If a book is about trains, it means that the book tells you many things on the subject of trains. It might tell you things like where the first trains were built, what fuel trains use, or how fast trains travel. [1/9 definitions] |
| abuse |
When you abuse something, you use it in a way that is wrong or bad. If people abuse pills, for example, they take them in a different way from how the doctor tells them to take them. This can be dangerous. [1/4 definitions] |
| accommodate |
If people accommodate other people, they help them in a way that is different from how they usually do things. They adapt what they are doing so that they can help these particular people. [1/3 definitions] |
| account |
If you have an account at a bank, it means that you can keep your money there. You can put more money into your account or take money out of your account when you need it. The bank sends a letter by mail each month to tell you how much money you have in your account. Some people don't get a letter but see their account on their computers. [2/5 definitions] |
| accountant |
An accountant is a person who keeps track of how a business spends its money, gives advice about spending money, and often makes sure the company is paying a correct amount of tax to the government each year. All businesses have to report to the government how much money they make and pay a correct amount of tax. Some companies only use an accountant when they are reporting their income to the government and need to figure out how much tax they have to pay. People who have regular jobs also use accountants sometimes if their money affairs are complicated. |
| activity |
The activity of something is what it does and how it works. [1/3 definitions] |
| add |
When you add, you put numbers together to find out how much they make. [1/4 definitions] |
| addition |
In mathematics, addition is the adding of numbers together to find out how much they make. [1/3 definitions] |
| adverb |
An adverb is a certain kind of word in a sentence. When a word is an adverb, it often describes how or when or where we do things. Words like "tomorrow," "here," "there," "slowly," and "usually" are adverbs. Adverbs also go in front of other adverbs or adjectives to describe those words. If we say "This is very good cake," "good" is an adjective that tells us about the cake, and "very" is an adverb that tells us how good the cake is. |
| air pressure |
the force of air on things. Air pressure has to do with how much force air has when it has been compressed into a space like a tire. It is also the pressure of the earth's atmosphere. |
| alcohol |
Alcohol is a liquid often made from grain or fruit. Some drinks, such as beer and wine, have alcohol in them. Many adults enjoy the taste of alcohol in drinks, but alcohol can also make people feel and act differently from how they usually feel or act. Drinking some alcohol is usually OK for adults, but drinking a lot of alcohol can sometimes be bad. [1/2 definitions] |
| alter |
If somebody alters something, they make a change in it. If you alter your hairstyle, for example, you make a change in it. If something alters a person, it makes them different from how they were before. Getting older is something that alters people a lot. [1/2 definitions] |
| altitude |
When we talk about how high an airplane is flying, we are talking about the plane's altitude. Altitude is the height of a thing above earth or above sea level. |
| amount |
An amount of something is how much there is or how many there are. [1/3 definitions] |
| analysis |
Analysis is careful and detailed study of something in order to understand it or to understand how it works, or it's a report or explanation of the results of this kind of study. [1/2 definitions] |
| anatomy |
the parts of a living thing and how they fit together. [1/2 definitions] |
| angle1 |
An angle is how much a line or surface slants compared with the flat ground or other flat surface. [1/4 definitions] |
| any |
one or some, no matter which or how many. [1/5 definitions] |
| appearance |
Your appearance is how well you dress or how neat you look. [1/3 definitions] |
| application |
In a computer, an application is a program. A program is a set of special instructions that tells the computer how to do certain things. [1/3 definitions] |
| appreciate |
When you appreciate something, you feel how good, important, or valuable it is. [1/2 definitions] |