Adjacent Words

astrophysics definitions

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WordNet (r) 3.0 (2005)

n
1: the branch of astronomy concerned with the physical and chemical properties of celestial bodies

Merriam Webster's

noun plural but singular or plural in construction Etymology: International Scientific Vocabulary Date: 1890 a branch of astronomy dealing especially with the behavior, physical properties, and dynamic processes of celestial objects and phenomena • astrophysical adjective • astrophysically adverb • astrophysicist noun

Oxford Reference Dictionary

n. a branch of astronomy concerned with the physics and chemistry of celestial bodies. Derivatives: astrophysical adj. astrophysicist n.

Webster's 1913 Dictionary

Astrophysics As`tro*phys"ics, n. [Astro- + physics.] (Astron.) The science treating of the physical characteristics of the stars and other heavenly bodies, their chemical constitution, light, heat, atmospheres, etc. Note: Its observations are made with the spectroscope, bolometer, etc., usually in connection with the telescope.

Collin's Cobuild Dictionary

Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.

Moby Thesaurus

Newtonian physics, acoustics, aerophysics, applied physics, astrogeology, astrognosy, astrography, astrolithology, astronomy, astrophotography, basic conductor physics, biophysics, celestial mechanics, chemical physics, cryogenics, crystallography, cytophysics, electron physics, electronics, electrophysics, geophysics, gravitational astronomy, macrophysics, mathematical physics, mechanics, medicophysics, meteoritics, microphysics, natural philosophy, natural science, nuclear physics, optics, philosophy, physic, physical chemistry, physical science, physicochemistry, physicomathematics, physics, psychophysics, radar astronomy, radiation physics, radio astronomy, radionics, solar physics, solid-state physics, spectrography, spectroscopy, stargazing, statics, stellar photometry, stereophysics, theoretical physics, thermodynamics, uranography, uranology, uranometry, zoophysics