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astrophysics
has definitions from the fields of physics,astronomy
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[ noun ] (physics,astronomy) the branch of astronomy concerned with the physical and chemical properties of celestial bodies
Used in print (1961 Research Highlights of the National Bureau of...)In_addition to the basic programs in wavelength standards , spectroscopy , solid_state physics , interactions of the free electron and atomic constants which are necessary to provide the foundation for technological progress , the Bureau has strengthened its activities in laboratory astrophysics . |
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