B1 Unit 85: Science & technology 4
19 B1 words: upload, atomic, dial, social networking, blogger, breakthrough… Learn them in 4 steps, then review them every day.
Word list
| Word | Meaning | Example | |
|---|---|---|---|
| upload/ˈʌˌploʊd/ v | to uploadto send files to the internet | Anna will upload the photos to the website tonight.Anna will upload the photos to the website tonight. | |
| atomic/əˈtɑmɪk/ adj | atomicrelated to atoms | Atomic energy can produce electricity.Atomic energy can produce electricity. | |
| dial/ˈdaɪəl/ n/v | dialto press numbers on a phone | Please dial the number on the phone.Please dial the number on the phone. | |
| social networking/ˈsoʊʃəl ˈnɛˌtwɝkɪŋ/ n | social networkingusing websites to connect with people | Social networking helps friends stay in touch.Social networking helps friends stay in touch. | |
| blogger/ˈblɔɡɚ/ n | bloggera person who writes an online journal | Maria is a travel blogger who writes every day.Maria is a travel blogger who writes every day. | |
| breakthrough/ˈbreɪkˌθru/ n | breakthroughan important new discovery | Scientists announced a breakthrough in cancer research.Scientists announced a breakthrough in cancer research. | |
| telecommunications/ˌtɛləkəˌmjunəˈkeɪʃənz/ n | telecommunicationsthe sending of messages over distance | Telecommunications have changed how we talk to each other.Telecommunications have changed how we talk to each other. | |
| electron/ˌɪˈlɛktrɑn/ n | electrona tiny particle with negative charge | An electron is smaller than an atom.An electron is smaller than an atom. | |
| dioxide/daɪˈɑkˌsaɪd/ n | dioxidea gas made of carbon and oxygen | Plants take in carbon dioxide from the air.Plants take in carbon dioxide from the air. | |
| submarine/ˈsʌbmɚˌin/ n | submarinea ship that travels underwater | The submarine moved slowly under the sea.The submarine moved slowly under the sea. | |
| molecule/ˈmɑləˌkjul/ n | moleculethe smallest unit of a substance | A water molecule contains two hydrogen atoms and one oxygen atom.A water molecule contains two hydrogen atoms and one oxygen atom. | |
| CD-ROM/ˌsiˈdi rɑm/ n | CD-ROMa disc that stores computer data | My old computer can still read a CD-ROM.My old computer can still read a CD-ROM. | |
| genetically/dʒəˈnɛtɪkli/ adv | geneticallyin a way that relates to genes | These plants are genetically different from the wild ones.These plants are genetically different from the wild ones. | |
| nucleus/ˈnukliəs/ n | nucleusthe central part of an atom or cell | The nucleus is the central part of an atom.The nucleus is the central part of an atom. | |
| calculator/ˈkælkjəˌleɪtɚ/ n | calculatora small machine for doing sums | You can use the calculator to add these numbers.You can use the calculator to add these numbers. | |
| disable/dɪˈseɪbəl/ v | to disableto switch off or stop working | Click here to disable the sound on your phone.Click here to disable the sound on your phone. | |
| webcam n | webcama camera connected to a computer | I talked to my grandmother through the webcam.I talked to my grandmother through the webcam. | |
| modem/ˈmoʊdəm/ n | modema device that connects a computer to the internet | My old modem was slow, so I bought a new one.My old modem was slow, so I bought a new one. | |
| loudspeaker/ˈlaʊdˌspikɚ/ n | loudspeakera device that makes sound louder | A loudspeaker on the wall announced the train times.A loudspeaker on the wall announced the train times. |