Look-up History
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Show words looked up
Word |
# |
Date |
Definition |
Site |
Level |
| invertebrate |
1 |
today |
An invertebrate is a kind of animal. Any animal that does not have a backbone or skeleton inside its body is called an invertebrate. Worms, insects, spiders, and crabs are some kinds of invertebrates. |
WILD |
WILD |
| economy |
1 |
today |
the careful use of money, resources, and means of production. [2 definitions] |
Kids |
Int. |
| music |
1 |
today |
sound with tones and rhythm that can be listened to and enjoyed. Music can be made by voices or instruments. [4 definitions] |
Kids |
Int. |
| jewelry |
1 |
today |
rings, watches, necklaces, or other ornaments; jewels. |
Kids |
Int. |
| endangered species |
1 |
today |
a species of plant or animal that is in danger of becoming extinct. |
Kids |
Int. |
| geology |
1 |
today |
the study of the physical structure of the earth and how it has changed over time. Geologists gain this knowledge by studying rocks. Some geologists study other planets. [2 definitions] |
Kids |
Int. |
| government |
1 |
today |
the making of laws and important decisions that control or affect all the people living in a community, state, or nation. [3 definitions] |
Kids |
Int. |
| law |
1 |
today |
the set of rules that people in a society must follow. [5 definitions] |
Kids |
Int. |
| reproduction |
1 |
today |
When animals give birth to new animals like themselves, it is called reproduction. Reproduction is also when plants make new plants like themselves. |
WILD |
WILD |
| mollusk |
1 |
today |
a member of a group of invertebrate animals that live in water. Most kinds of mollusks live in the ocean and have soft bodies covered by a shell. Snails, clams, squid, and octopuses are examples of mollusks. |
Kids |
Int. |