Glossary

A

active

(ak-tiv) adj. Something that is active is likely to move or to show action. Children are active when they run and play games outside.

actor

(ak-tur) n. An actor is a person who acts in a movie or play. The actors are working on a new movie.

• adjust

(u-just) v. To adjust means to change in order to become comfortable with something. I hope I can adjust to my new school.

advice

(ad-vīs) n. Advice is a suggestion or an idea that helps someone decide what to do. Family members can give you advice when you have a problem.

agree

(u-grē) v. When you agree with someone, you have the same ideas. A handshake shows that people agree to something.

alarm

(u-larm) n. An alarm warns people of danger. A smoke detector is one kind of alarm.

alive

(u-līv) adj. Something that is living is alive. The girl looks happy to be alive.

amazed

(u-māzd) adj. To be amazed means to be very surprised. They are amazed that the experiment worked so well.

amount

(u-mount) n. An amount is the total number or quantity. There is a large amount of wood in this pile.

• analyze

(a-nu-līz) v. To analyze means to break down information into parts to understand it better. Our science class will analyze cell structures using a microscope.

ancient

(ānt-shunt) adj. If something is ancient, it is very old. People built this ancient temple long ago.

angry

(ang-grē) adj. When you are angry, you are mad at someone or something. An angry leopard hisses a warning.

• apply

(u-plī) v. To apply means to ask for or to request something. People often fill out forms when they apply for a job.

• appreciate

(u-prē-shē-āt) v. To appreciate means to care about something or someone. A boy gives flowers to his mom to show that he appreciates her.

• appropriate

(u-prō-prē-ut) adj. If something is appropriate, it is correct for the situation. Lisa’s blue dress is appropriate to wear to the wedding.

approve

(u-prüv) v. To approve means to think something is good or right. The teacher approves the work I did.

archaeologist

(ar-kē-ah-lu-jist) n. An archaeologist studies the way people lived in the past. Bones, buildings, and tools help archaeologists learn about the past.

• arrange

(u-rānj) v. To arrange means to put things in a certain order. The librarian will arrange the books on the shelves at the library.

arrest

(u-rest) v. To arrest means to put someone in jail. When police officers arrest a suspect, they may use handcuffs.

arrive

(u-rīv) v. To arrive means to reach a place. A plane arrives at an airport.

artifact

(ar-ti-fakt) n. An artifact is an object, or the remains of one, that represents a culture. An old statue is an artifact.

• assist

(u-sist) v. To assist means to help. The father assists his son with an assignment when he has trouble understanding it.

audience

(aw-dē-unts) n. An audience is a group of people who watch or listen to something. The audience claps during the show.

• available

(u-vā-lu-bul) adj. When something is available, it is here and ready for use. Fresh fruit is available in the summer.

B

beautiful

(byū-ti-ful) adj. Something that is beautiful is very pretty. The flowers are beautiful.

• belief

(bu-lēf) n. A belief is a feeling that something is true or right. One belief is that your wish comes true if you break a wishbone and get the bigger part.

• benefit

(ben-e-fit) n. A benefit is something that is helpful. Fresh air and exercise are two benefits of hiking.

bury

(bair-ē) v. To bury means to place in the ground. The dog buries a bone.

• Academic Vocabulary