chromosphere

noun chro·mo·sphere \ ˈkrō-mə-ˌsfir \

Definition of chromosphere

: the region of the atmosphere of a star (such as the sun) between the star's photosphere and its corona

chromospheric

play \ˌkrō-mə-ˈsfir-ik, -ˈsfer-\ adjective

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Origin and Etymology of chromosphere

chromo- + 1sphere
Note: Term introduced by the English astronomer J. Norman Lockyer (1836-1920) in "Spectroscopic Observations of the Sun. No. II…Read November 19 and 26, 1868," Philosophical Transactions of the Royal Society of London, vol. 159 for the year 1869, p. 430.


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