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400 Must Have Words for the TOEFL LESSON 7 – Computers Vocabulary Test

400 Must Have Words for the TOEFL LESSON 7 - Computers Vocabulary Test

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Word List

circulate [ˈsərkjəˌleɪt] v.

To move throughout an area or group; to move along a somewhat circular route

 The gossip circulated quickly through the small town.

Usage tips     Circulate is often followed by through.

Parts of speech     circulation n.

corrode [kəˈrəʊd] v.

To be slowly weakened by chemical reactions

 Sitting in salt water, the old coins corroded and became very easy to break.

Usage tips     A familiar kind of corrosion produces rust, the reddish coating on iron or steel that has been exposed to air and water.

Parts of speech     corrosion n.

derive [dɪˈraɪv] v.

To come from, usually through a long, slow process

 The Cyrillic alphabet was derived from the Greek alphabet.

Usage tips     Derive is often followed by from.

Parts of speech     derivation n., derivative adj.

detection [dɪˈtekʃən] n.

Discovering something that cannot easily be found

 With new medical technology, the detection of cancer is much easier nowadays.

Usage tips     Detection is often followed by an of phrase.

Parts of speech     detect v., detectable adj.

expeditiously [ˌekspɪˈdɪʃəslɪ] adv.

Quickly and efficiently

 Using carrier pigeons, the military commanders exchanged messages expeditiously.

Parts of speech     expedite v., expedition n., expeditious adj.

implement [ˈɪmpləˌmɛnt] v.

To make use of; to carry out

 Not until after the new software was installed could we implement the new filing system.

Parts of speech     implement n., implementation n.

innovative [ˈɪnəˌveɪdɪv] adj.

Ahead of the times; novel

 The innovative use of props and lighting drew many favorable comments.

Parts of speech     innovation n.

installation [ˌɪnstəˈleɪʃ(ə)n] n.

Setting something into position for use

 Installation of the new software takes only four minutes.

Parts of speech     install v.

maintenance [ˈmeɪntɪnəns] n.

The act of keeping something in good condition

 The only problem with living in such a big house is that it requires a lot of maintenance.

Parts of speech     maintain v.

simulation [ˌsɪmjəˈleɪʃ(ə)n] n.

An imitation or representation

 To test car safety, automobile makers study crash simulations.

Parts of speech     simulate v., simulator n.

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