| accommodate |
If a hotel room accommodates four people, it has room for four people. Four people can use the space comfortably. If an elevator can accommodate twelve people, it means that it can hold twelve people. [1/3 definitions] |
| acoustics |
the aspects of a room or space that make sounds easy or difficult to hear (used with a plural verb). |
| advance |
a forward movement in space. [1/8 definitions] |
| aerospace |
the earth's atmosphere and the space beyond it. |
| 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. |
| aisle |
an open space for passing between rows or sections of seats or shelves. |
| ample |
large in size, amount, or space; as much or more than is needed. |
| angle1 |
the space between such lines measured in degrees. [1/4 definitions] |
| apart |
away from each other in time or space; at or to a distance; separated. [1/2 definitions] |
| apartment |
a room or set of rooms used as living space. |
| arch1 |
a curved structure made out of stone or brick and used to span an open space such as a door. [1/4 definitions] |
| area |
the amount of surface within a certain space. [1/3 definitions] |
| astronaut |
a person trained to take part in space flight. |
| astronomy |
Astronomy is the science that studies things that are out in space, like the sun, the moon, other planets, and stars. |
| atmosphere |
the gases surrounding the earth or other similar objects in outer space. [1/3 definitions] |
| atom |
Atoms are very tiny things in the universe. We cannot see them with our eyes, but they make up everything around us and in space. Chemical elements, which are the building blocks of all substances, are made up of atoms. Some chemical elements that you may know are gold, copper, helium, oxygen, mercury, and lead. Each of these elements is made up of a different kind of atom. |
| attic |
the space in a house directly beneath the roof. |
| backyard |
If you live in a house, you might have a backyard. A backyard is an open space behind your house. It usually has grass, and you can play there or maybe have a garden or just keep things there. |
| basement |
the space in a building that is underground or partly underground. |
| bedside |
the space beside a bed, especially of a sick person. [1/2 definitions] |
| bench |
a table for working on, often with space for tools. [1/4 definitions] |