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View synonyms for

astrophysics

[ as-troh-fiz-iks ]

noun

(used with a singular verb)
  1. the branch of astronomy that deals with the physical properties of celestial bodies and with the interaction between matter and radiation in the interior of celestial bodies and in interstellar space.


astrophysics

/ ˌæٰəʊˈɪɪ /

noun

  1. functioning as singular the branch of physics concerned with the physical and chemical properties, origin, and evolution of the celestial bodies
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

astrophysics

/ ă′tō-ĭĭ /

  1. The branch of astronomy that deals with the physical and chemical processes that occur in stars, galaxies, and interstellar space. Astrophysics deals with the structure and evolution of stars, the properties of interstellar space and its interactions with systems of stars, and with the structure and dynamics of clusters of stars such as galaxies.

astrophysics

  1. The branch of astronomy devoted to the study of the physical characteristics and composition of objects in the sky. Typical concerns of astrophysics are how much light the stars give off and the size, mass , and temperature of planets and stars.
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Derived Forms

  • ˌٰˈ, adjective
  • ˌٰˈ, noun
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Other yvlog Forms

  • t·i· adjective
  • ·ٰ··· [as-troh-, fiz, -, uh, -sist], noun
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yvlog History and Origins

Origin of astrophysics1

First recorded in 1885–90; astro- + physics
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Example Sentences

Examples have not been reviewed.

She wants to start a new course, in astrophysics, in the autumn.

From

People listen to four-hour podcasts, people get really into shows about history or astrophysics.

From

The larger assault on universities and the NSF will likely undermine research in every field, from biology to astrophysics.

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She has long, light hair, a ready smile, and is set to graduate early, with plans to study quantum physics and astrophysics in college.

From

“There is nothing more exciting than having something not work out because it is pointing to the fact that you don’t understand something,” said Adam Frank, an astrophysics professor at the University of Rochester.

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