wavelength spectrum

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• spectrum — [spek′trəm] n. pl. spectra [spek′trə] or spectrums [ModL, special use (by NEWTON2 Sir Isaac, 1671) of L spectrum: see SPECTER] 1. the series of colored bands dispersed and arranged in the order of their respective wavelengths by the passage of… …   English World dictionary

• Spectrum — A spectrum (plural spectra or spectrums [ [http://dictionary.reference.com/browse/spectrum Dictionary.com] . The American Heritage Dictionary of the English Language , Fourth Edition. Houghton Mifflin Company, 2004. (accessed: January 25, 2008).] …   Wikipedia

• spectrum — /spek treuhm/, n., pl. spectra / treuh/, spectrums. 1. Physics. a. an array of entities, as light waves or particles, ordered in accordance with the magnitudes of a common physical property, as wavelength or mass: often the band of colors… …   Universalium

• Wavelength — In physics wavelength is the distance between repeating units of a propagating wave of a given frequency. It is commonly designated by the Greek letter lambda (λ). Examples of wave like phenomena are light, water waves, and sound waves. The… …   Wikipedia

• spectrum — 1. The range of colors presented when white light is resolved into its constituent colors by being passed through a prism or through a diffraction grating : red, orange, yellow, green, blue, indigo, and violet …   Medical dictionary

• Wavelength dispersive X-ray spectroscopy — The Wavelength dispersive X ray spectroscopy (WDXRF or WDS) is a method used to count the number of X rays of a specific wavelength diffracted by a crystal. The wavelength of the impinging x ray and the crystal s lattice spacings are related by… …   Wikipedia

• spectrum — n. (pl. spectra) 1 the band of colours, as seen in a rainbow etc., arranged in a progressive series according to their refrangibility or wavelength. 2 the entire range of wavelengths of electromagnetic radiation. 3 a an image or distribution of… …   Useful english dictionary

• spectrum — /ˈspɛktrəm / (say spektruhm) noun (plural spectra or spectrums) Physics 1. the band of colours (red, orange, yellow, green, blue, indigo, violet) produced when white light passes through a prism. 2. a continuous range of frequencies within which… …  

• spectrum —   n. (pl. ra) series of images, colours, etc., formed when ray of radiant energy is dispersed into its component parts.    ♦ spectrobolograph, n. photogographic record of lines of infra red spectrum.    ♦ spectrogram, n. representation of a… …   Dictionary of difficult words

• spectrum —    A radiant source s emission of a distribution of energy colors arranged in order of wavelengths. This band of colors a range of various kinds of light which might originate from any particular source, such as is produced when sunlight is… …   Glossary of Art Terms

• wavelength —    The distance between one peak or crest of a wave of light, heat, or other energy and the next corresponding peak or crest. In that light has qualities of waves, the various colors of the visible spectrum differ in the length of their waves,… …   Glossary of Art Terms