astrophysics
[ as-troh-fiz-iks ]
/ ˌæs troʊˈfɪz ɪks /
noun (used with a singular verb)
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.
OTHER WORDS FROM astrophysics
as·tro·phys·i·cal, adjective as·tro·phys·i·cist [as-troh-fiz-uh-sist] /ˌæs troʊˈfɪz ə sɪst/, nounWords nearby astrophysics
astronomical unit,
astronomical year,
astronomy,
astrophotography,
astrophotometry,
astrophysics,
astrosphere,
astrotourist,
astroturf,
astroturfing,
asturian
Example sentences from the Web for astrophysics
British Dictionary definitions for astrophysics
astrophysics
/ (ˌæstrəʊˈfɪzɪks) /
noun
(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, nounScientific definitions for astrophysics
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.