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Harvard classification

/ (ˈhɑːvəd) /
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noun
a classification of stars based on the characteristic spectral absorption lines and bands of the chemical elements presentSee spectral type
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Word Origin for Harvard classification

C20: named after the observatory at Harvard, Massachusetts, where it was prepared and published as part of The Henry Draper Catalogue (1924)

Words nearby Harvard classification

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

How to use Harvard classification in a sentence

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