| accordion |
a musical instrument with a keyboard that is small enough to carry. An accordion is played by pressing the keys and squeezing the bellows to force air through metal reeds. |
| alloy |
a substance made by mixing two or more metals or a metal and another substance. |
| aluminium |
the British spelling of "aluminum," a strong, light, silver metal that does not easily rust. |
| aluminum |
a strong, light, silver metal that does not easily rust. Aluminum is a chemical element. (symbol: Al) |
| andiron |
one of a pair of metal structures that holds logs in a fireplace. |
| antenna |
a metal device that sends or receives radio or television signals. [1/2 definitions] |
| anvil |
a heavy metal block with a flat top on which heated metal objects are hammered into shapes. |
| armor |
a suit made of leather, metal, or other strong material, worn to protect the body during battle. [1/4 definitions] |
| 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. |
| band2 |
a thin strip of hard material, often metal, in the shape of a ring. [1/4 definitions] |
| bar1 |
a length of metal or other strong, solid material often used to hold something back, support something, or hold things together. [1/10 definitions] |
| barbell |
a bar with weights attached at each end used for exercising and building muscle. Barbells are usually made of metal, and the weights can be changed to make the bar heavier or lighter. |
| barrel |
a round container with a flat top and bottom and bulging sides, often made of wood boards and metal hoops. [1/4 definitions] |
| basket |
the open metal hoop and net through which the ball is shot to score points in basketball, or such an act of scoring. [1/3 definitions] |
| basketball |
a game played on a court by two teams of five players each. Points are scored by shooting the ball through a high metal hoop and net at the opponent's end of the court. [1/2 definitions] |
| bassoon |
a large woodwind instrument. The bassoon has a long wooden body attached to a curved, metal tube with a mouthpiece at its end. |
| bat1 |
a club of wood or metal used to hit the ball in baseball, softball, or cricket. [1/3 definitions] |
| baton |
a rod or staff of hollow metal that is carried or spun by a drum major or majorette. [1/3 definitions] |
| beam |
a long, strong piece of wood or metal used to support floors, ceilings or roofs. [1/5 definitions] |
| bell |
a hollow metal cup that makes a ringing sound when struck. [1/2 definitions] |