from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A spot or fleck on the sun that is brighter than the surrounding surface.
from the GNU version of the Collaborative International Dictionary of English
- n. A spot or fleck on the sun brighter than the surrounding surface.
from The Century Dictionary and Cyclopedia
- n. In astronomy, a luminous spot on the sun.
Diminutive from Latin lux, lucis, light. (Wiktionary)
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