| air conditioner |
a machine that cools the air in a room or car. An air conditioner also takes the dust and dampness out of the air. |
| aircraft |
any machine that can fly through the air, such as an airplane, helicopter, glider, or balloon. |
| airplane |
a machine that can fly because of the force of air upon its wings; plane. An airplane is driven by propellers or a jet engine. |
| android |
a robot or machine having human characteristics. |
| assembly |
a collection of parts put together to form a whole, as in a machine. [1/4 definitions] |
| ATM |
an abbreviation for automated teller machine, a computerized machine used for banking. |
| automated teller machine |
a computerized machine used for banking. |
| backhoe |
a machine that is used for digging. It has a large metal bucket that scoops something up and toward the machine. |
| ball bearing |
a machine part made of a groove in the shape of a circle with metal balls that roll in it. A ball bearing lets an axle or other part move easily. |
| bearing |
a machine part that holds another, moving part and allows it to move with less friction. Bearings are often used to help wheels turn. [1/4 definitions] |
| belt |
a continuous band of heavy, flexible material used to drive a machine or carry materials. [1/3 definitions] |
| blender |
a machine used to prepare liquid foods by chopping and mixing at high speeds. |
| brake1 |
a device used to slow or stop the motion of a vehicle or machine. [1/2 definitions] |
| cab1 |
the enclosed part of a truck or big machine where the driver or operator sits. [1/3 definitions] |
| calculator |
a machine or computer application used in calculating or computing numbers. |
| carriage |
a movable part of a machine that changes the position of another part. [1/3 definitions] |
| cash machine |
a bank machine used for dispensing cash and other transactions. |
| cash register |
a business machine with a drawer that holds money. A cash register is used in places such as stores and restaurants to accept payments and give change. A cash register also keeps a record of money that goes in and out. |
| catapult |
a machine for launching planes from the deck of a ship. [1/4 definitions] |
| charging station |
a machine that supplies electrical energy to cars or other vehicles that use electricity to power them. |
| combine |
a machine used to harvest crops. A combine cuts and cleans the grain. [1/2 definitions] |