chromosphere(redirected from flash spectrum)
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1. An incandescent, transparent layer of gas, primarily hydrogen, several thousand miles in depth, lying above and surrounding the photosphere of a star, such as the sun, but distinctly separate from the corona.
2. A gaseous layer similar to a chromosphere around a star.
chro′mo·spher′ic (-sfîr′ĭk, -sfĕr′-) adj.
(Astronomy) a gaseous layer of the sun's atmosphere extending from the photosphere to the corona and visible during a total eclipse of the sun
1. a gaseous envelope surrounding the sun from which hydrogen and other gases erupt.
2. a gaseous envelope surrounding a star.
chro`mo•spher′ic (-ˈsfɛr ɪk, -ˈsfɪər-) adj.
A glowing, transparent layer of gas surrounding the photosphere of a star, especially the sun. The sun's chromosphere is several thousand miles thick and is composed mainly of hydrogen.
A layer of gas that lies above the photosphere of a star, such as the Sun.
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|Noun||1.||chromosphere - a gaseous layer of the sun's atmosphere (extending from the photosphere to the corona) that is visible during a total eclipse of the sun|
layer - a relatively thin sheetlike expanse or region lying over or under another
Sun - the star that is the source of light and heat for the planets in the solar system; "the sun contains 99.85% of the mass in the solar system"; "the Earth revolves around the Sun"