also coronograph noun Date: 1885 a telescope for observation of the sun's corona

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • coronagraph — [kə rō′nə graf΄] n. [earlier coronograph < CORON(A) + o + GRAPH] a telescope designed for observing the corona of the sun by means of devices that obstruct the light of the sun s disk …   English World dictionary

  • Coronagraph — A coronagraph is a telescopic attachment designed to block out the direct light from a star so that nearby objects – which otherwise would be hidden in the star s bright glare – can be resolved. Most coronagraphs are intended to view the corona… …   Wikipedia

  • coronagraph — coronagraphic /keuh roh neuh graf ik/, adj. /keuh roh neuh graf , grahf /, n. Astron. an instrument for observing and photographing the sun s corona, consisting of a telescope fitted with lenses, filters, and diaphragms that simulate an eclipse.… …   Universalium

  • coronagraph — noun A telescope that has an attachment which blocks out the direct light from the sun or other star, allowing examination of the corona and the detection of exoplanets …   Wiktionary

  • coronagraph — instrument for viewing the corona of the sun Scientific Instruments …   Phrontistery dictionary

  • coronagraph — noun an instrument that blocks out light emitted by the sun s actual surface so that the corona can be observed …   English new terms dictionary

  • coronagraph — co·ro·na·graph …   English syllables

  • coronagraph — /kəˈroʊnəgræf/ (say kuh rohnuhgraf), / graf/ (say grahf) noun an instrument for measuring the sun s corona …   Australian English dictionary

  • coronagraph —   n. astronomical instrument by which the solar corona can be observed in full sunlight …   Dictionary of difficult words

  • coronagraph — n. an instrument for observing the sun s corona, esp. other than during a solar eclipse …   Useful english dictionary

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