FACULA
\fˈakjʊlə], \fˈakjʊlə], \f_ˈa_k_j_ʊ_l_ə]\
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a large bright spot on the sun's photosphere occurring most frequently in the vicinity of sunspots
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a bright spot on a planet
By Princeton University
Word of the day
Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.