| A | B |
| thermostat | a device that maintains a temperature automatically |
| audiology | the study of hearing disorders |
| prescription | a direction, usually written, by the doctor to the pharmacist for the preparation and use of a medicine |
| conclusion | the last part of a speech or paper which brings all of the points together |
| biped | a two-footed animal |
| centimeter | 1/100 of a meter |
| chemist | a person engaged in chemical research |
| cyclops | round eye |
| disassemble | to come apart into smaller pieces |
| revenge | action taken in return for an offense |
| copilot | person who works with another to fly a plane |
| automatic | working by itself with little or no direct human control. |
| dynamite | a powerful explosive |
| spectator | a person who looks on or watches |
| nonfiction | writing that is based on facts, |
| collaborate | to work together |
| manipulate | to handle or manage skillfully |
| confine | keep within certain limits |
| chronological | consecutive, in sequence, in order (of time) |
| portable | able to be carried |