| 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. |
| condense |
to make smaller or less in volume; make more closely packed together; concentrate. |
| generosity |
the condition of being willing and ready to give. |
| grovel |
to be or move about in a bowed or prostrate position, as with fear or humility; cower; cringe. |
| habitat |
the natural environment of an animal or plant. |
| icon |
a person or thing that people recognize as a symbol of something and is an object of great respect and admiration. |
| insightful |
keenly perceptive. |
| metaphor |
a phrase that describes something by comparing it to some other thing. |
| momentary |
lasting only an instant. |
| outbreak |
a sudden breaking out or increase in activity of disease. |
| simplicity |
the condition or quality of being easy to understand or do. |
| unlimited |
having no limits, bounds, or restrictions. |
| unprecedented |
never before observed or experienced. |
| unstable |
likely to change suddenly. |
| yoke |
a pair of draft animals joined by this device. |