spectroheliograph

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English[edit]

Etymology[edit]

spectro- +‎ heliograph

Noun[edit]

spectroheliograph (plural spectroheliographs)

(astronomy) an instrument that produced monochromatic photographs of the sun using light at a selected wavelength

Translations[edit]

an instrument that produced monochromatic photographs of the sun using light at a selected wavelength

Irish: speictrihéileagraf m

See also[edit]

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