Spectroheliograph Spec`tro*he"li*o*graph, n. (Astrophysics) An apparatus for making spectroheliograms, consisting of a spectroscopic camera used in combination with a telescope, and provided with clockwork for moving the sun's image across the slit. -- {Spec`tro*he`li*o*graph"ic}, a. [Webster 1913 Suppl.]

The Collaborative International Dictionary of English. 2000.

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  • spectroheliographic — See spectroheliograph. * * * …   Universalium

  • spectroheliographic — spec·tro·heliographic …   English syllables

  • spectroheliographic — adjective see spectroheliograph …   Useful english dictionary

  • spectroheliograph — spectroheliographic /spek troh hee lee euh graf ik/, adj. /spek troh hee lee euh graf , grahf /, n. an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun s surface and surroundings as they would… …   Universalium

  • spectroheliography — See spectroheliographic. * * * …   Universalium

  • 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

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