Found 2 items, similar to Astrophysics.
English → English (WordNet) Definition: astrophysics astrophysics n : the branch of astronomy concerned with the physical and chemical properties of celestial bodies
English → English (gcide) Definition: Astrophysics 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. It is a branch of astronomy. [1913 Webster] Note: Its observations were traditionally made with the spectroscope, bolometer, etc., usually in connection with the telescope. In modern times, radiotelescopes, infrared telescopes, X-ray and gamma ray detectors and neutrino detection equipment located deep underground are all put into service to observe and test theories about astronomical phenomena. [Webster 1913 Suppl. +PJC] ||