spectroheliograph

[ spek-troh-hee-lee-uh-graf, -grahf ]

noun
  1. 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 appear if the sun emitted only that light.

Origin of spectroheliograph

1
First recorded in 1890–95; spectro- + heliograph

Other words from spectroheliograph

  • spec·tro·he·li·o·graph·ic [spek-troh-hee-lee-uh-graf-ik], /ˌspɛk troʊˌhi li əˈgræf ɪk/, adjective

Words Nearby spectroheliograph

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How to use spectroheliograph in a sentence

British Dictionary definitions for spectroheliograph

spectroheliograph

/ (ˌspɛktrəʊˈhiːlɪəˌɡrɑːf, -ˌɡræf) /


noun
  1. an instrument used to obtain an image of the sun in light of a particular wavelength, such as calcium or hydrogen, to show the distribution of the element over the surface and in the solar atmosphere. The image obtained is a spectroheliogram

Origin of spectroheliograph

1
C19: from spectro- + helio- + -graph

Derived forms of spectroheliograph

  • spectroheliographic, adjective

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