Look-up History
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Show words looked up
Word |
# |
Date |
Definition |
Site |
Level |
| color |
1 |
today |
a quality of light as our eyes see it. Light is made up of waves, which hit objects and are reflected from their surfaces. The colors we see, such as red, blue, and yellow, depend on how these light waves are reflected. Objects of different colors reflect different kinds of light waves. [5 definitions] |
Kids |
Ch. |
| measurement |
1 |
today |
the act or process of measuring. [2 definitions] |
Kids |
Ch. |
| unnatural |
1 |
today |
not according to natural laws or processes. [2 definitions] |
Kids |
Ch. |
| hothouse |
1 |
today |
a heated glass building used to grow plants. |
Kids |
Ch. |
| peso |
1 |
today |
the main unit of money in Mexico, Cuba, Argentina, and several other countries. |
Kids |
Ch. |
| rank1 |
1 |
today |
a position in society. [6 definitions] |
Kids |
Ch. |
| challenge |
1 |
today |
an invitation to enter into a fight or other contest of skill. [6 definitions] |
Kids |
Ch. |
| arrive |
1 |
today |
to reach a certain place or goal. |
Kids |
Ch. |
| barbecue |
1 |
today |
an outdoor party at which meat and vegetables are cooked over an open fire. [4 definitions] |
Kids |
Ch. |
| unpleasant |
1 |
today |
not pleasant or agreeable; distasteful. |
Kids |
Ch. |