| Aurora |
bands or streamers of light that appear in the sky at night in areas around the magnetic poles, caused by solar particles striking atoms in the outer part of the earth's atmosphere. |
| contrast |
to compare in order to make differences clear. |
| convenience |
the quality of being useful or handy for someone's purpose or need. |
| depletion |
drastic lessening; exhaustion. |
| despicable |
worthy of hatred or contempt; worthless; low. |
| discipline |
training of the body or mind to bring about good performance and good behavior. |
| hypothetical |
based on a premise rather than having substance in reality; supposed. |
| indigestion |
difficulty in digesting food. |
| insomnia |
difficulty in getting to sleep. |
| ironically |
contrary to what seemed likely at first or to what one would naturally predict. |
| political |
having to do with the study or practice of government and its policies. |
| sentiment |
a way of thinking or feeling about something. |
| status |
a person's position or rank compared with others. |
| thunderous |
producing a sound of or like thunder. |
| toxicity |
the condition, property, or fact of being poisonous or containing poisonous substances. |