spectral type Definition

tithonographic, luminous energy, calorescence, tithonic, line spectrum, microwave spectroscopy, apparent magnitude, spectrohelioscope, visible spectrum, diradiation, compton effect, actinic radiation, cytophotometry, exposure meter, cytophotometer, absolute magnitude, pyrheliometer, photoscope, absorption band, actinology, lucimeter, leucoscope, radiant energy, spectral, spectroheliograph, diactinic, light meter, tyndall effect, flame test, infrared lamp, auxochrome, isochromatic, optical phenomenon, chromascope, hyperfine structure, actinism, spectrum, photomagnetic, stauroscope, spectrology, tithonicity, rutilate, dynactinometer, physical phenomenon, heat ray, zeeman effect, trichroism, band spectrum, anacamptics, microdensitometer, sensitometer, magnetograph, optogram, luciform, rydberg constant, holophotal, scintillation counter, beamless, optography, mean free path, binary system, atomic weight, lucific, chromatrope, emanant, allochromatic, photographometer, photodisintegration, equivalent weight, luciferous, electron spin resonance, aeroscopy, background radiation, photodynamics, conservation of mass, femtochemistry, ray of light, scotoscope, gravitational field, microspectroscope, actinotherapy, wollaston prism, gravimetric analysis, herapathite, atomic mass, autokinesis, chemoluminescence, gravity meter, eradiation, anaclastics, optical rotation, work function, variable star, scalogram, transilluminate, thionoline, radiation pyrometer, haemoscope, physical property, relative atomic mass,