astrophysics
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.
Origin of astrophysics
1Other words from astrophysics
- as·tro·phys·i·cal, adjective
- as·tro·phys·i·cist [as-troh-fiz-uh-sist], /ˌæs troʊˈfɪz ə sɪst/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use astrophysics in a sentence
But in the Astrophysical Journal, 1916-1, he modifies into regarding them as "dark nebulæ."
The Book of the Damned | Charles FortThe advance of astrophysical researches of all kinds depends largely upon light-grasp.
A Popular History of Astronomy During the Nineteenth Century | Agnes M. (Agnes Mary) ClerkeThen spectrum photography was applied at the astrophysical observatory at Potsdam by Vogel.
The Popular Science Monthly, July, 1900 | Various
British Dictionary definitions for astrophysics
/ (ˌæstrəʊˈfɪzɪks) /
(functioning as singular) the branch of physics concerned with the physical and chemical properties, origin, and evolution of the celestial bodies
Derived forms of astrophysics
- astrophysical, adjective
- astrophysicist, noun
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
Scientific definitions for astrophysics
[ ăs′trō-fĭz′ĭks ]
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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for astrophysics
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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