B2 Unit 96: Science & technology 5
18 B2 words: refresh, astronomy, faulty, browse, duplicate, vibration… Learn them in 4 steps, then review them every day.
Word list
| Word | Meaning | Example | |
|---|---|---|---|
| refresh/rɪˈfrɛʃ/ n | refreshan action that updates the information on a screen | Press the refresh button to see the newest messages.Press the refresh button to see the newest messages. | |
| astronomy/əˈstrɑnəmi/ n | astronomythe scientific study of stars and planets | Leo studies astronomy and watches the stars every clear night.Leo studies astronomy and watches the stars every clear night. | |
| faulty/ˈfɔlti/ adj | faultynot working properly | The faulty switch was replaced by an electrician.The faulty switch was replaced by an electrician. | |
| browse/braʊz/ v | to browseto look at information online without a plan | Lucy likes to browse the internet for travel ideas.Lucy likes to browse the internet for travel ideas. | |
| duplicate/ˈdupləkət/ n | duplicatean exact copy of something | Please keep a duplicate of this file on another disk.Please keep a duplicate of this file on another disk. | |
| vibration/vaɪˈbreɪʃən/ n | vibrationa fast shaking movement | The vibration from the train made the glasses shake.The vibration from the train made the glasses shake. | |
| distortion/dɪˈstɔrʃən/ n | distortiona change that makes something unclear or wrong | The radio gave a distortion of the music, making it sound strange.The radio gave a distortion of the music, making it sound strange. | |
| accessibility/ˌæksɛsəˈbɪlɪti/ n | accessibilitythe quality of being easy to use or reach | Accessibility features help blind people use the website.Accessibility features help blind people use the website. | |
| microscope/ˈmaɪkrəˌskoʊp/ n | microscopean instrument that makes very small things look bigger | The scientist looked at the cell under a microscope.The scientist looked at the cell under a microscope. | |
| nano/ˈnɑnoʊ/ n | nanoextremely small, at a tiny scale | Nano materials are used in many modern medicines.Nano materials are used in many modern medicines. | |
| disconnect/dɪskəˈnɛkt/ v | to disconnectto separate from a power or network | Please disconnect the cable before you move the computer.Please disconnect the cable before you move the computer. | |
| amplifier/ˈæmpləˌfaɪɚ/ n | amplifiera device that makes sound louder | The guitarist plugged his guitar into a big amplifier.The guitarist plugged his guitar into a big amplifier. | |
| scientifically/ˌsaɪənˈtɪfɪkəli/ adv | scientificallyin a way that uses science | The theory was scientifically tested in the lab.The theory was scientifically tested in the lab. | |
| artificially/ˌɑrtəˈfɪʃəli/ adv | artificiallymade by people, not natural | The room was artificially lit all day long.The room was artificially lit all day long. | |
| solvent/ˈsɑlvənt/ n | solventa liquid that can dissolve other substances | Paint thinner is a solvent that dissolves oil paint.Paint thinner is a solvent that dissolves oil paint. | |
| sulfur/ˈsʌlfɚ/ n | sulfura yellow chemical element | Sulfur is a yellow chemical element with a strong smell.Sulfur is a yellow chemical element with a strong smell. | |
| biotechnology/ˌbaɪoʊˌtɛkˈnɑlədʒi/ n | biotechnologyusing living things to make products | Biotechnology helps scientists make better medicines.Biotechnology helps scientists make better medicines. | |
| compute/kəmˈpjut/ v | to computeto calculate an amount or result | The new machine can compute big numbers in seconds.The new machine can compute big numbers in seconds. |