spectrum

1. n. An apparition; a specter. Source: opted

2. 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. Source: opted

3. 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. Source: opted

4. n. an ordered array of the components of an emission or wave Source: wordnet

5. n. a broad range of related objects or values or qualities or ideas or activities Source: wordnet

6. n:100 n. an ordered array of the components of an emission or wave n. a broad range of related objects or values or qualities or ideas or activities Source: ecdict

Thesaurus links