Definition of 'astrophysics'
noun
Collins English Dictionary. Copyright © HarperCollins Publishers
Derived forms
adjective
astrophysicist (ˌastroˈphysicist)
noun
noun
the main branch of astronomy which deals primarily with the physical properties of the universe, including luminosity, density, temperature, and chemical composition
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
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Used Occasionally. astrophysics is one of the 30000 most commonly used words in the Collins dictionary
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Source
Definition of astrophysics from the
Collins English Dictionary
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