atom

noun

/ˈætəm/

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单词	atom
释义	atom noun /ˈætəm/ /ˈætəm/ jump to other results the smallest particle of a chemical element that can exist the splitting of the atom Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water. The scientist Ernest Rutherford was the first person to split the atom. positively charged atoms Wordfinder amplitude atom energy fission force frequency gravity molecule nuclear physics Wordfinder antiparticle atom electron ion neutron nucleus particle positron proton valency Topics Physics and chemistryb2 Oxford Collocations Dictionaryadjective charged unstable carbon … verb + atom split atom + noun bomb See full entry Word Originlate 15th cent.: from Old French atome, via Latin from Greek atomos ‘indivisible’, based on a- ‘not’ + temnein ‘to cut’.
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