chromosphere [kroh-muh-sfeer] ExamplesWord Origin noun Astronomy.

  1. a scarlet, gaseous envelope surrounding the sun outside the photosphere, from which enormous quantities of hydrogen and other gases are erupted.
  2. a gaseous envelope surrounding a star.

Origin of chromosphere First recorded in 1865–70; chromo- + -sphere Related formschro·mo·spher·ic [kroh-muh-sfer-ik, -sfeer-] /ˌkroʊ məˈsfɛr ɪk, -ˈsfɪər-/, adjective Examples from the Web for chromosphere Historical Examples of chromosphere

  • The outer surface of the chromosphere is not by any means even.

    Astronomy of To-day

    Cecil G. Dolmage

  • Their light shines through the chromosphere and the spots are ruptures in this envelope.


    David Todd

  • Beneath the chromosphere is the layer of the sun from which emanates the light by which we see it, called the photosphere.


    David Todd

  • He argues that it is formed within the mass of cooled hydrogen drawn from the chromosphere into the vortex of the cyclone.

    Essays: Scientific, Political, & Speculative, Vol. I

    Herbert Spencer

  • The greater the solar activity the more is the chromosphere charged with the vapors of the lower strata of the sun’s atmosphere.

    Astronomy for Young Folks

    Isabel Martin Lewis

  • British Dictionary definitions for chromosphere chromosphere noun

    1. a gaseous layer of the sun’s atmosphere extending from the photosphere to the corona and visible during a total eclipse of the sun

    Derived Formschromospheric (ˌkrəʊməˈsfɛrɪk), adjective Word Origin and History for chromosphere n.

    1868, coined by English astronomer Sir Joseph Norman Lockyer (1836-1920), from chromo-, from Greek khroma “color” (see chroma) + sphere. So called for its redness.

    chromosphere in Science chromosphere [krō′mə-sfîr′]

    1. A glowing, transparent layer of gas surrounding the photosphere of a star. The Sun’s chromosphere is several thousand kilometers thick, is composed mainly of hydrogen at temperatures of 6,000° to 20,000°K, and gives off reddish light.

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