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What is the meaning of SPECTRUM. Phrases containing SPECTRUM
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What is the meaning of SPECTRUM. Phrases containing SPECTRUM
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SPECTRUM
SPECTRUM
SPECTRUM
SPECTRUM
SPECTRUM
Acronyms & AI meanings
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SPECTRUM
SPECTRUM
SPECTRUM
pl.
of Spectrum
n.
A rare metallic element, discovered in certain ores of zinc, by means of its characteristic spectrum of two indigo blue lines; hence, its name. In appearance it resembles zinc, being white or lead gray, soft, malleable and easily fusible, but in its chemical relation it resembles aluminium or gallium. Symbol In. Atomic weight, 113.4.
n.
Any one of several species of harmless tropical American bats of the genus Vampyrus, especially V. spectrum. These bats feed upon insects and fruit, but were formerly erroneously supposed to suck the blood of man and animals. Called also false vampire.
superl.
Reflecting to the eye all the rays of the spectrum combined; not tinted with any of the proper colors or their mixtures; having the color of pure snow; snowy; -- the opposite of black or dark; as, white paper; a white skin.
n.
The color of a violet, or that part of the spectrum farthest from red. It is the most refrangible part of the spectrum.
n.
An apparition; a specter.
n.
A luminous appearance, or an image seen after the eye has been exposed to an intense light or a strongly illuminated object. When the object is colored, the image appears of the complementary color, as a green image seen after viewing a red wafer lying on white paper. Called also ocular spectrum.
n.
A spectroscope arranged for attachment to a microscope, for observation of the spectrum of light from minute portions of any substance.
a.
Of or pertaining to the spectrum; made by the spectrum; as, spectral colors; spectral analysis.
n.
The color of blood, or of that part of the spectrum farthest from violet, or a tint resembling these.
superl.
Being of a bright saffronlike color; of the color of gold or brass; having the hue of that part of the rainbow, or of the solar spectrum, which is between the orange and the green.
n.
A bow or arch exhibiting, in concentric bands, the several colors of the spectrum, and formed in the part of the hemisphere opposite to the sun by the refraction and reflection of the sun's rays in drops of falling rain.
a.
Lying outside the visible spectrum at its violet end; -- said of rays more refrangible than the extreme violet rays of the spectrum.
n.
A rare metallic element of the boron group, whose existence was predicted under the provisional name ekaboron by means of the periodic law, and subsequently discovered by spectrum analysis in certain rare Scandinavian minerals (euxenite and gadolinite). It has not yet been isolated. Symbol Sc. Atomic weight 44.
n.
A bright golden color, reflecting more light than any other except white; the color of that part of the spectrum which is between the orange and green.
a.
Situated beyond or below the red rays; as, the ultrated rays of the spectrum, which are less refrangible than the red.
n.
The several colored and other rays of which light is composed, separated by the refraction of a prism or other means, and observed or studied either as spread out on a screen, by direct vision, by photography, or otherwise. See Illust. of Light, and Spectroscope.
n.
The science of spectrum analysis in any or all of its relations and applications.
n.
One of the component elements of the total radiation from a body; any definite or limited portion of the spectrum; as, the red ray; the violet ray. See Illust. under Light.
n.
An instrument for measuring or comparing the intensites of the colors of the spectrum.
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