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Definition of astronomer noun from the Oxford Advanced Learner's Dictionary

astronomer

noun
 
/əˈstrɒnəmə(r)/
 
/əˈstrɑːnəmər/
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  1. a scientist who studies astronomy
    • Astronomers all over the world will be observing the eclipse.
    • Astronomers continue to discover new stars.
    Topics Spaceb2
See astronomer in the Oxford Advanced American DictionarySee astronomer in the Oxford Learner's Dictionary of Academic English

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