(n.) That branch of physical science which treats of the nature and properties of light, the laws of its modification by opaque and transparent bodies, and the phenomena of vision.
Thesaurus Entries
Newtonian physics, acoustics, actinology, actinometry, aerophysics, applied physics, astrophysics, basic conductor physics, biophysics, catoptrics, chemical physics, cryogenics, crystallography, cytophysics, dioptrics, electron optics, electron physics, electronics, electrophysics, geometrical optics, geophysics, heliography, heliology, heliometry, infrared spectroscopy, macrophysics, mathematical physics, mechanics, medicophysics, microphysics, microscopics, microscopy, natural philosophy, natural science, nuclear physics, optical physics, optometry, philosophy, photics, photography, photology, photometry, physic, physical chemistry, physical optics, physical science, physicochemistry, physicomathematics, physics, psychophysics, radiation physics, radionics, solar physics, solid-state physics, spectrometry, spectrophotometry, spectroscopy, statics, stereophysics, stereoscopy, telescopy, theoretical physics, thermodynamics, zoophysics
