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| fac·u·la [ fákyə lə ] (plural fac·u·lae [ fákyə l ]) |
noun |
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| Definition: |
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bright region on Sun: a large, bright, extremely hot region on the Sun's surface, usually occurring near a sunspot
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| [Early 18th century. < Latin, "little torch"] |
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 fac·u·lar adjective |
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